The Interlock V2 Chain has the highest tensile strength of any 1/8th chain on the market at over 1300kgf. Ridden by most top pros and imitated by many, this chain has been the standard since its inception. This is the original and best half-link chain period! Get the best to go with the rest. The half link design is great for dialing in rear end length. 1/2"X1/8"