Lifeline cable donuts pack of 10these lifeline cable donuts are the ideal subtle protection for your frame they come in packs of 10 to ensure you have enough for all areas and provide an effective barrier between the cables and your frame with these fitted gear and braking performance is enhanced too as they help cables to move smoothly by preventing cable friction features ideal for protecting your frame from cable scrapes sold in packs of 10buylifeline componentsfrom chain reaction cy