Wheeler Delta Series AR Upper Pic Rail Vise Block

Delta Series AR Upper / Pic Rail Vise Block The Wheeler Engineering(R) Delta Series AR Upper Pic Rail Vise Block is designed to securely hold basically any AR upper receiver. It will secure AR-15 uppers by engaging the takedown lugs on the bottom of the receiver. By reversing direction, it secures most AR-10-style uppers the same way. It will also secure any pic rail on a hi-rise, standard flat top, or many other integrated rail guns by sliding onto and clamping the rail. The durable machined aluminum construction and precise tolerances ensure a secure hold essential for removing and installing stubborn barrel nuts, as well as a variety of other tasks. The multi-function design fits AR-15 and AR-10 uppers and secures any Pic-Rail receiver by clamping the rail. Features Multi-function design holds AR-15 and most AR-10/LR uppers Can secure any Pic rail receiver by clamping the rail Durable extruded and machined aluminum construction Works great for aligning free-floating tubes with Pic rails to flat-top upper receivers Use the Pic rail of an AR upper or other device to mount into your bench vise