eleven 10 rigid tq case for c-a-t tourniquet, basketweave, belt attachment eleven 10 the eleven 10 rigid tq case for the c-a-t tourniquet is a hard-sided tourniquet case designed to give you easy access to your tourniquet when seconds matter. it can be worn on your duty belt or any belt up to 2.25" wide. the rigid tq case holds your tourniquet securely in place utilizing friction, so there’s no straps, buckles or flaps to deal with. fits the current generation c-a-t tourniquet and older models.