FUNN Solo Narrow Wide Chain Ring - Four Bolt - 104 BCD - Standard Crank Chainline - Round - 34T - 9-12 Speed - Alloy - Black Dangerous Goods If your hose and head

If your hose and head are worn out

Weight:  31

Support: Aluminium

Half-flange blocks your hand not thumb

Seamless elastic waistband

FUNN Solo Narrow Wide Chain Ring - Four Bolt - 104 BCD - Standard Crank Chainline - Round - 34T - 9-12 Speed - Alloy - Black Dangerous Goods If your hose and headSolo 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)