B5 SYSTEMS SIERRA K RECEIVER EXTENSION KIT FOR AR-15
The Sierra K Receiver Extension Kit is the proprietary mounting system for the Sierra K Buttstock. It consists of a reduced-length, mil-spec diameter, 7075 aluminum, 5-position receiver extension, a short heavy buffer (3.5 oz), extra power spring, castle nut, and quick disconnect end plate. All parts are made of mil-spec materials and finishes and proudly Made In The USA.
Available options:
430120331
Item Width (Inches):
2.000
Buffer Tube Type:
Mil-Spec
Kit:
Color:
Black
Material:
Aluminum
Buttstock Fit:
Quantity:
1
Item Height (Inches):
4.000
Item Weight (lbs):
1.250
Item Length (Inches):
6.000
Model Number:
Make Model Fit:
AR-15.Universal
Gun Part Restrictions:
Yes
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Sierra K Recevier Extension Kit Black
Your Price
MAP:
$128.25
Crow # 430120331
MFR # SRK-1660
UPC 814927024793
Iowa Warehouse
North Carolina Warehouse