Product Description
B5 Srk Extention Kit Blk
The Sierra K Receiver Extension Kit is the proprietary mounting system for the Sierra K Buttstock. All parts are made of mil-spec materials and finishes and proudly Made In The USA. Features : • Reduced-length 5-position Receiver Extension Constructed of 7075 Aluminum • Includes a Short Heavy Buffer (3.5 oz), Extra Power Spring, Castle Nut and QD End Plate.
The Sierra K Receiver Extension Kit is the proprietary mounting system for the Sierra K Buttstock. All parts are made of mil-spec materials and finishes and proudly Made In The USA.
Key Features
- Reduced-length 5-position Receiver Extension Constructed of 7075 Aluminum
- Includes a Short Heavy Buffer (3.5 oz), Extra Power Spring, Castle Nut and QD End Plate.
Specifications
- Manufacturer: B5 Systems
- Model: Sierra K | Extension Kit
- UPC: 814927024793
- Manufacturer Part Number: SRK-1660
- Type: Buffer Tube Complete Assembly
- Sub Category: Stocks & Buffer Tubes
- Color: Black
- Weight: 13
