SRAM PC-1 Single Speed chains. An excellent choice for all singlespeed and trackbicycle applications, including older 1 speed bikes like beach cruisers, etc. as well as today's high-end singlespeed MTBs. 332 grams 114 links For1/8" single speedspecificcogs and chainringsonly. Do NOT use on drivetrains designed for use with multi-speed 3/32" chains. | SRAM Pc-1 Single Speed Chain Silver, 1/2" X 1/8", 332G, 114 Links