We can supply many kinds of silent chains. Can be used for motrocycle, machine, and so on. The pitch: 12. 7MM Guide form: Middle guide, side guide Type: Frank contact silent chain, croch cntact silent chain Including: CL 04 (TIMING CHAIN), The chain plate the top side is flat, usually silent chains have a radian. Our main products as follow: Roller chain, motorcycle chain, timimg chain, silent chain, leaf chain, and various of kinds special chain, we are good at developping chain to customer order.