Sleek slip-on sleeves

battery status

Keep your noggin toasty during those cold days on the trail

With an extended barrel for extra air and an easy to read gauge

Short of genetically engineering longer thumbs

FUNN Solo Narrow Wide Chain Ring - Four Bolt - 104 BCD - Standard Crank Chainline - Round - 32T - 9-12 Speed - Alloy - Black eBay Sleek slip-on sleevesSolo Precision: Chain Security, Maximum Freedom. The Funn Solo Narrow Wide is designed for single chainring setups with 104mm BCD interface cranksets. The narrow wide tooth profile helps to lock your chain in place, doing away with the need to run a chainguide. CNC'd from high quality aluminium, the Solo is both tough and light. Specifications Features Compatible with crankset with 104BCD interface Weight: 30T (40g) 32T (42g) 34T (34g) 36T (36g)