RC520120XC Pro-X Drive Chain X-Ring MX 520-120 links
PRO-X MX Chain X-Ring 520-120 lilks.
ProX Drive X-Ring chain, perfectly manufactured and heat treated to offer incredible tensile strength in combination with low friction and high wear resistance. All ProX chains are pre-stressed and pre-stretched to reduce initial chain stretch and immediate performance and come with a clip type chain link as standard.
Pro-X
