Carabiner - SODIAL(R) EDC Para-Biner Pulley System Stainless Steel Carabiner Opener Multi-Tool Silver Size: 90mm * 38mm * 7mm / 3.5" * 1.5" * 0.27" (L*W*H) Material: High Tensile Stainless Steel; thick and hard Offers 5 wrench openings 15/16", 9/16", 1/2", 7/16", 3/8", 5/16", 1/4" (bit driver) Use the Para-Pulley singularly for directional change and greatly reduce friction Single pulley allows for lines up to 1/2" diameter