Completely redisigned to offer ultra-smooth, precise, durable and quiet performance Eagle chain links have a smooth radius, with no sharp edges or chamfers, which yields a significant reduction in noise and wear All new Eagle PowerLock chain connector with FlowLink technology provides better chain guiding and increased longevity Compatible with Eagle 1x systems only 12sp 1/2x3/32 126L Silver Silver N/AUPC/EAN/GTIN: 710845788505