... equipments 4 Competitive price 1. 28A-1 Roller chain with K2 attachment 1Pitch44.452Roller diameter25.403Width between inner plates25.22min4Pin diameter12.705Inner ... manufacturing equipments of the chains, we also have bench lathes, automatic lathes, grilling head lathes, grinding machines, CNC machineries, etc.So ... of parts to ensure delivery and lower prices. Roller chain with K2 attachment