Xs Armorers Block Ar Platform - Fits Most Ar Uppers Gen 2 Gun Cleaning Durable PVC construction that is

Durable PVC construction that is chemical and waterproof

It rides at a forward angle to optimize the position for most of the larger guns

Half Cut in Mid Section for Shell Rejection

Features lightweight and compact design

Xs Armorers Block Ar Platform - Fits Most Ar Uppers Gen 2 Gun Cleaning Durable PVC construction that isThe XS AR Upper & Lower Receiver Block is designed to allow the user to hold an AR 15 M4" AR 10" or SR 25 receiver in a bench mounted vise for assembly, modification and maintenance. This armorers block will allow the gunsmith or enthusiast to assemble, modify, or maintain almost every AR pattern modern sporting rifle. While most blocks will only fit one specific style, the XS block provides the versatility needed to work on any AR pattern upper and