Uses a needle bearing cage (of engineering plastic) between the pin and bush.
Will not elongate further after slight initial elongation (0.03%) during first use.
The base chain is steel. More affordable than NB bearing bush chain.
Features
・Will not elongate further after slight initial elongation (0.03%) during first use.
・Cheaper than Bearing Bush Chain NB (Standard) Series for better cost performance.
・Operating Temperature Range :-10℃~60℃
・Can use RF Double Pitch Sprockets for R rollers.