B5 Srk1660 Srk Extention Kit Blk

B5 Srk1660 Srk Extention Kit Blk

B5 Systems
SKU:
OSS-180993
|
UPC:
814927024793
$128.95
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Description
The Sierra K Receiver Extension Kit is the proprietary mounting system for the Sierra K Buttstock. It consists of a reducedlength milspec diameter 7075 aluminum 5position receiver extension a short heavy buffer 3.5 oz extra power spring castle nut and quick disconnect end plate.

STOCK NOTICE: This item is NOT marked "In Stock". We will contact you within 12-24 hours by email if your order is on backorder with our distributor and will take longer than the 5-7 business days it takes us to ship out. Please do not order if you need this item shipped immediately.