Dead Foot Arms announced they will be releasing the G-REX telescoping brace with the GEAR HEAD WORKS Mod 1 tailhook. This is a great product for guys who need to adjust the length of where the tail hook sits on their arm. The G-REX is compatible with MCS AR-15 fold stock Adapter,AK-Platform, Kriss Vector, SIG MPX/MCX, Robinson XCR, among other bufferless systems. The G-REX features 5 adjustable length of pull slots, button free telescoping. Currently in pre-order stage. Will post more information once it becomes available.