DMM's Oval Straight Gate is the perfect racking biner, with a 24mm gate opening and its generous size, it can hold a large number of wires without bunching. Its oval shape is ideal to avoid snagging so when you are hanging on with one arm and attempting to find the right sized nut with the other and your mouth, the Oval Straight Gate will offer a smooth handling situation.
Closed Gate: 25kN, open gate: 7kN, cross-loaded: 12kN
Gate Opening - 24mm
DMM
DMM is an awesome recreational climbing and mountaineering equipment company from Llanberis North Wales. Founded in 1981 they still make and test all their gear from home.