The SHDW interlock is the chain that all 1/2 link chains are based on, the first and arguably still the best
~ SHDW Interlock V2 BMX Chain
~ half-link design
~ 1/8”
~ fits most single speed bikes
note; there is a top and bottom to this chain, make sure tear drop shaped side sits against the teeth of your sprocket and driver with the flat side around the outside edge.
