Heckler & Koch Hk416 Upper Receiver With Bushing. Factory HK 416 Stripped Upper Receiver. This is an original HK parts, with the included bushing for the piston assembly. Receiver is machined from HK forging and has a matte black anodized finish. Compatible with AR15 style lower receivers and HK416 upper components.

Heckler & Koch Hk416 Upper Receiver With Bushing

Heckler & Koch Hk416 Upper Receiver With Bushing


Ke Arms Llc Ar-15 Kp-15 Complete Lower Receivers Ambidextrous Polymer. What makes this lower different than its counterparts? The answer is simplea | the KE Arms KP-15 is a monolithic polymer AR-15 ambidextrous lower receiver made from injection molded, 30% glass-filled nylon. Its unique design incorporates the buffer tube, pistol grip, trigger and a 13-inch buttstock into the receiver as integral components. The result is an affordably priced, lightweight lower receiver. The KE Arms KP-15 ambidextrous lower receiver features a lower parts kit including a KE Arms SLT-1 trigger and ambi selector. The take down and pivot pins have built-in detents, which increases durability by eliminating the spring

Ke Arms Llc Ar-15 Kp-15 Complete Lower Receivers Ambidextrous Polymer


Stag Arms Stag 15 5.56 M4 Upper Receivers. No matter how many options emerge in the massive AR-15 market, there’s always going to be a demand for that classic, M4-style configuration that’s been proven on battlefields across the world. Now, you can have an AR-15 that’s built to the same standards and with the same features as the M4 Carbine that’s served with our military for decades. This is the Stag Arms Stag-15 M4 Upper Receiver. True to form, the Stag Arms Stag-15 M4 Upper Receiver is everything you’re looking for in a GI-spec system, complete with the 5.56-NATO-Chambered barrel measuring 16-inch long and complete with a 1:7-inch twist rate. The barrel and chamber are chrome-lined for corrosion resista

Stag Arms Stag 15 5.56 M4 Upper Receivers


Battle Arms Development Ar-15/M16 Enhanced Pin Sets. Hardened steel pins fit standard AR-15 lowers to make rifle take down easy and fast. These pins are .030″ longer than standard, giving purchase when pushing them from the left side of the receiver. Feature textured heads for easy handling and bullet tip guides that help center a bullet or other takedown tool. Tapered cuts make pins easy to push. Titanium is 50% lighter than steel, perfect for a lightweight rifle build or just to add a little contrast to your black rifle.

Battle Arms Development Ar-15/M16 Enhanced Pin Sets


Brownells Remington 700 Oversized Recoil Lug. Straight, non-tapered recoil lug fits most factory stocks and full-length aluminum bedding blocks without time consuming alterations. Engineered to be slightly thicker than the factory part for added stiffness that prevents flexing for improved accuracy. Surface ground perfectly flat for superior centerline tracking during recoil for consistent accuracy. Standard size matches overall factory bore dimensions, except for thickness. Overbore has the same basic dimensions as the standard size, except bore I.D. is .015″ larger to fit barrels with oversized thread dimensions. Gunsmith installation required.

Brownells Remington 700 Oversized Recoil Lug


Brownells Ar-15/M16 Mil-Spec Buffer Tube Assembly. Six position AR-15/M16/M4 receiver extension assembly Includes Mil-Spec receiver extension/buffer tube, receiver lock plate, lock-nut/castle nut, carbine buffer and carbine buffer spring Buffer tube is Mil-Spec diameter and 6061 aluminum Carbine buffer weight is 3 oz Buffer spring is 17-7 stainless steel

Brownells Ar-15/M16 Mil-Spec Buffer Tube Assembly


Aero Precision M5 Complete Lower Receiver W/Moe Grip & Ubr Gen2 Carbine Stock. The M5 Complete Lower Receiver is the perfect base for your custom big-bore AR build. This complete lower features Aero’s custom designed M5 Lower Receiver and is upgraded to include a MOE Grip and UBR Gen2 Collabsible Stock. Includes: M5 Stripped Lower Receiver MOE Grip UBR Gen2 Collabsible Stock Lower Parts Kit Integrated UBR Custom Receiver Extension Tube M5 Carbine Buffer and Spring These parts are installed Aero’s M5 Lower Receiver sets the standard for big-bore AR builds. This custom designed enhanced forging is machined from 7075-T6 Aluminum and works with standard AR308 components and magazines. It

Aero Precision M5 Complete Lower Receiver W/Moe Grip & Ubr Gen2 Carbine Stock


Colt M4 5.56 Upper Receiver Groups. Add the Colt legend of reliability to your rifle or build with these complete feature 1/7 RH twist in a chrome lined, button rifled barrel. Available with or without a charging handle, bolt carrier group, and back up sights. All NFA rules apply. NOTE: “Stripped” does NOT include bolt carrier group, charging handle, or rear backup sight

Colt M4 5.56 Upper Receiver Groups