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Mfg Item #: 156444
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The Block allows you to safely clamp on to your AR-15 upper receiver in a vise holding it securely without twisting crushing or marring the finish. This Block is the perfect product for torquing a barrel on removing a stubborn barrel nut or for simple gun maintenance and cleaning. It is made of a high pressure solvent resistant polymer material which can withstand almost anything you can throw at it. As an added bonus it includes a receiver insert with a gas tube alignment system making sure your gas tube is always in line when installing a barrel and torquing a barrel nut. Fits left and right-hand Mil Spec A2 upper as well as flat top receivers
ATTENTION: If you are ordering the last of an available quantity and you do not check with an associate of Crossroads Firearms before placing your order. You may be at risk of getting a full refund/ cancellation if our in house inventory or distributors are out of stock before your online order has been processed.