Complete Lower Receivers

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AR-15 Complete Lowers

AR-308 Complete Lowers

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Tachi Lower Samurai Firearms
Samurai Firearms Tachi Lower Assembly
Spartan II - Tough as a Spartan, Ready for Action, Designed to Fulfill the Needs of Precision Benchrest Shooters Lower is Billet Precision Firearms with Upper to Lower Tension Screw and Front Grip area. Finished with mil-spec, hard-coat, black anodizing for protection from scratches, mars, and abrasion. Machined Trigger Guard intregal to lower. Geissele SSA-E 3.5 lbs Trigger - not too light but still crisp and 100% reliable Ergo Tactical Rubberized Grip with Palm Shelf to reduce chance of slipping. Weight Appr. 4 lbs MagPul PRS - Precision Rifle Stock with length of pull and cheek rest riser. We are a FFL licensed manufacturer. This Complete AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$895.00
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Spartan III
Precision Firearms Lower Assembly Spartan III
Spartan III - Tough as a Spartan, Ready for Action, Designed to Fulfill the Needs of Precision Benchrest Shooters Lower is Billet Precision Firearms with Upper to Lower Tension Screw and Front Grip area. Finished with mil-spec, hard-coat, black anodizing for protection from scratches, mars, and abrasion. Sold with no trigger but all other parts installed. Choose trigger options below and your choice will be installed before shipping to your dealer. Trigger Options: Geissele Trigger Multiple Options HiperFire Triggers Multiple Options Timney Single Stage Trigger Multiple Options Ergo Tactical Rubberized Grip with Palm Shelf to reduce chance of slipping. Weight Appr. 4 lbs MagPul PRS - Precision Rifle Stock with length of pull and cheek rest riser. We are a FFL licensed manufacturer. This Complete AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$595.00
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Spartan II
Precision Firearms Lower Assembly Spartan II
Spartan II - Tough as a Spartan, Ready for Action, Designed to Fulfill the Needs of Precision Benchrest Shooters Lower is Billet Precision Firearms with Upper to Lower Tension Screw and Front Grip area. Finished with mil-spec, hard-coat, black anodizing for protection from scratches, mars, and abrasion. Machined Trigger Guard intregal to lower. Geissele SSA-E 3.5 lbs Trigger - not too light but still crisp and 100% reliable Ergo Tactical Rubberized Grip with Palm Shelf to reduce chance of slipping. Weight Appr. 4 lbs MagPul PRS - Precision Rifle Stock with length of pull and cheek rest riser. We are a FFL licensed manufacturer. This Complete AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$825.00
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Spartan I
Precision Firearms Lower Assembly Spartan I
Spartan I - Tough as a Spartan, Ready for Action, Designed to Fulfill the Needs of Precision Shooters. Lower is Billet Precision Firearms with Upper to Lower Tension Screw and Front Grip area. Finished with mil-spec, hard-coat, black anodizing for protection from scratches, mars, and abrasion. Now With Geissele Trigger, 2 Stage - not too light but still crisp and 100% reliable. Hogue Rubberized Grip to reduce chance of slipping. MagPul PRS - Precision Rifle Stock with length of pull and cheek rest riser. We are a FFL licensed manufacturer. This Complete AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$825.00
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Sidewinder AR308 Lower
Sidewinder AR308 Lower 308
Sidewinder AR308 Lower Same Lower system we use on the Sidewinder Rifles. This Lower is Billet machined by Precision Firearms. Finished with mil-spec, hard-coat, black anodizing for protection from scratches, mars, and abrasion. Billet Machined from 7075-T6 Aluminum DPMS Pattern - will work with most DPMS pattern Uppers. Standard with Geissele SSA-E Trigger at 3.5 total pull weight, not too light but still crisp and 100% reliable. Intregal Drop down trigger guard 60 degree Heavily Flared Magwell Utilizes Magpul Pmags PF Hogue Rubberized Grip to reduce chance of slipping. Upper to Lower Tension Screw. Magpul PRS - Precision Rifle Stock with length of pull and cheek rest riser. Optional Ambi Mag Release and Ambi Safety Available in Black, OD Green, Foliage Green, FDE See Option list below We are a FFL licensed manufacturer. This Complete AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$950.00
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SF-15 F
Samurai Firearms Forged Lower
Samurai Forged Lower made in house in our own CNC machine shop. Specs: 7075 T6 Aluminum Forging Finished with mil-spec, hard-coat, black anodized Cerakote Colors available Optional Matched Sets are available. Caliber Marking is Multi Feel Free to email list of additional parts if you need them. We can change or add to orders as needed. We are a FFL licensed manufacturer. This AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$135.00
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PF Billet 308 SideCharge Receiver Set
Precision Firearms Billet Lower and SideCharge Upper Matched Set for 308
Precision Firearms Billet 308 SideCharge Matched Set These matched sets have absolutely no play. Comes with PF SuperMatch (nickel boron) SideCharge Carrier. Also includes the SideCharge Knob Assembly and wrench. Specs: 7075 T6 Aluminum Billet Finished with mil-spec, hard-coat, black anodized Cerakote Colors available - Pictured is Black Caliber Marking is Multi DPMS Pattern Feel Free to email list of additional parts if you need them. We can change or add to orders as needed. We are a FFL licensed manufacturer. This AR Lower can be sold to an individual – but will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arrangements, but we will help the best we can; you must be able to pick-up and complete this transaction through your local FFL. Your local FFL will charge you for this transfer (rates are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before Lower ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the questions you have. We take the time to answer them all!
Regular Price	$695.00
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308 Receiver Set Precision Firearms or Samurai Firearms
Billet Lower and Upper Matched Set for 308
Billet Matched Lower & Upper Set — 7075 T6 Same outstanding build and fit — new Samurai Firearms name & logo engraving. No other changes to ownership or quality. Precision‑matched, zero‑play billet receiver set — finished to mil‑spec standards and ready to build the rifle you expect to perform. Why this matched set stands out Precision Match — No Play Upper and lower are machined and matched to each other so you get rock‑solid alignment and repeatable zero. Installed accessories track predictably — no slop, no surprises. Premium Billet 7075‑T6 Aluminum Extreme‑strength aircraft‑grade alloy for maximum rigidity and longevity. Built to handle demanding use and harmonic dampening Durable Finishes — Mil‑Spec & Cerakote Standard finish is Type-III mil‑spec hard‑coat black anodize; Cerakote color options are available on request. The pictured finish is black. DPMS Pattern — Multi Caliber Marking Built to DPMS spec, with multi‑caliber marking for versatility in your build choices. Ready To Ship With Dust Cover Includes dust cover installed. Weight for the matched set: 1 lb 10 oz — perfectly balanced for a wide range of platforms. Name change note: Precision Firearms is now operating as Samurai Firearms. Only the engraved name/logo differs — same ownership, same quality control, same warranty approach. Better name recognition, identical pedigree. Want additional parts or custom changes? Request it — we can modify orders to add or change items to suit your build preferences. Technical Specifications Material: 7075 T6 Aluminum Billet Finish: Mil‑spec hard‑coat black anodized (standard). Cerakote options available — pictured: Black. Pattern: DPMS Pattern, Multi‑caliber marking Weight: 1 lb 10 oz (matched lower & upper set) Included: Matched upper & lower receivers, dust cover installed Tolerance: Precision matched for zero play between upper & lower Important legal & transfer information: We are an FFL licensed manufacturer. The AR lower can be sold to an individual but must be transferred through your local FFL. Your local FFL must contact us to arrange shipment to them. We will help facilitate this. Transfer fees are charged by your FFL (typical range $25–$50). Buyer must pass required background checks — do not purchase if you cannot pass. Payment is due before the lower ships. All returns are subject to a 20% restocking fee. Questions? Please email your full parts list or inquiries and we'll respond promptly. We take the time to answer every question — your build matters to us.
Regular Price	$575.00
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308 Premium Lower Parts Kit
308 Premium Precision Firearms Lower Parts Kit
We are proud to offer this kit for those interested in assembling their own AR15. Although there are many manufacturers of so-called MIL-SPEC parts, we have gone to great lengths to insure the parts we provide are of the highest quality and compatible with a wide assortment of available receivers. We at Precision Firearms always recommend purchasing the highest quality parts available to assemble your AR15. Our Kit Includes a Magpul MOE Winter Trigger guard as standard. Trigger has been polished to reduce gritty trigger feel and create a sharp clean pull with as little creep as possible while still using the Mil-spec trigger and hammer. Made in the USA. Feel free to ask all the question you have. We take the time to answer them all!
Regular Price	$110.00
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308 PF Billet Lower
308 PF Billet Lower
Sidewinder AR308 Lower Same Lower system we use on the Sidewinder Rifles. This Lower is Billet machined in-house by Precision Firearms. Specs: Billet Machined from 7075-T6 Aluminum DPMS Pattern - will work with most DPMS pattern Uppers. Intregal Drop down trigger guard 60 degree Heavily Flared Magwell Utilizes Magpul Pmags Upper to Lower Tension Screw Type III Milspec Hardcoat Anodize, then Cerakoted Black for Additional Protection Weight: 13.1 oz. We are a FFL licensed manufacturer. This AR Lower can be sold to an individual – But will need to be transferred through your local FFL. Your FFL must contact us and we will ship to them. You must make the arraignments, but we will help the best we can. You must be able to pick-up and complete transaction through your local FFL. Your local FFL will charge you for this transfer (rate are normally in the $25-$40 range). You must be able to pass the required background check. DO NOT purchase if you cannot agree to this! Payment is due before rifle ships. You are responsible to know the laws in your area! All Returns are subject to 20% fee. Feel free to ask all the question you have. We take the time to answer them all! Lead times can be up to 4 weeks! Send an email if you want to check current status.
Regular Price	$300.00
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