Funn funnduro stem brand new design for the enduro market this new stem will satisfy the weight conscious without scarificing strength full cnc machined from 6061 alloy with final weight 123g keeping the weight down when every gram counts available in 45mm and 60mm extension features design for am material al6061 full cnc steerer clamp height 30mm steerer clamp diameter 1 18 rise 0 bar clamp diameter 31 8mm extension 45mm clamp bolts steeltitanium optional weight 123g w stee