KMC K415H Single Speed Chains.Extra-wide, for non-derailleur bikes: BMX, cruisers, etc.Compatible with 1/8" x 1/2" single speed set-ups but oversized for extra strength and durabilityItem SpecificationsColorBlackWeight800gWidth13.1mmLinks98linksNumber of SpeedsSingle SpeedChain Compatibility1/2" x 1/8",3/16"Defined ColorBlack