Griffin Armament AR-15 PSD Pistol Upper Receiver For Sale
Each user of the Griffin Armament AR-15 PSD Pistol Upper Receiver receives superior features, dependability, and the opportunity to customize their upper to meet their demands. Great Endurance Dual Purpose functionality is offered by the griffin armament upper receiver, which gives high durability and pinpoint accuracy. With match-grade bore dimensions and polish, nitride 416R stainless steel provides the best possible hardness and the most extended throat life attainable. Hand lapping of HEDP barrel bores ensures accuracy and consistency from batch to batch.
Regardless of the brand or model, TRUE-BORE concentric suppressor grade threads offer an optimal thread interface for your silencer. Before nitriding, M4 feed ramps and chambers are polished to ensure reliable feeding, chambering, and extraction. Griffin armament mk1 patrol contour diameter between the chamber and gas block for the least amount of POI change with suppressors, the most accuracy and durability, and the minor weight loss in the field.
Griffin armament mk1 recce upper are rigid M-LOK rails that are thin, low profile, and extremely light. The goal of this rail’s design was to be compact, griffin armament ar, lightest, and more rigid than other solutions on the market with comparable weight and profile. Internal strengthening from a bespoke extrusion significantly reduces flex when holding the carbine firmly in the shoulder pocket.
The griffin armament ar pistol has a lightweight 7075 T6 Aluminum barrel nut that can be mounted using the griffin armament upper or any automobile stock wrench. Shims that are already in place allow barrel nut timing and maintain the low profile and ergonomic design of the rear section of the rail for carrying with a comfortable posture in stationary positions.
The accompanying standard QD sling swivel (not included) is used to install the 17-4 stainless steel anti-rotation QD sling swivel sockets through the rail and into the nut, keeping the fence as low-profile as possible. In keeping with the goals of the sleek design, flat socket head cap screws are employed similarly. The 3, 6, and 9 o’clock M-LOK slots allow you to mount your preferred M-LOK accessories.
- 416R SS barrel manufactured from stress-relieved certified barrel steel
- Black nitrided for extended service life
- Magnetic particle inspected
- Button rifled
- 300 Blackout chamber
- Pistol gas system
- .750″ gas block journal
- M4A1 diameter for reduced POI shift / Increased Accuracy & Durability
- Air-gauged and hand-lapped bore
- Polished chamber and M4 feed ramps
- TRU-BORE suppressor quality threads
- Suppressor-optimized gas ports
Made In the United States of America
Specifications – Griffin Armament’s MK1 Upper
|300 AAC Blackout (7.62x35mm)
|Gas Block Diameter
|Gas System Length
|M4 Feed Ramps
|Upper Receiver Type
|416R Stainless Steel
|Griffin Low-Pro RIGID Rail
|Bolt Carrier Assembly Included
|Griffin Silencer Mount Muzzle Device
|Mil-Spec or Commercial
|Country of Origin
|United States of America