The Delta Series AR-15 Upper Vise Block is optimized for left hand
and right hand Mil Spec A2 upper receivers with carry handles, as well
as flattop style receivers. Other AR-15 variants may be adapted with
special attention to potentially non-conforming surfaces or features.
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. The
Delta Series AR-15 Upper Vise Block truly is the all-around product for
your AR-15 gunsmithing, maintenance or cleaning needs. 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. Durable design holds receiver securely Fits left
and right-hand Mil Spec A2 upper, as well as flat top receivers
Receiver insert with gas tube aligner included.
**Does NOT work with left handed Uppers that have a dust cover that flips upward