7075 Aluminum for strength and durability
Heat-Treated CrMo insert keys
into 19mm 48 spline BB spindles for a rock-solid connection with no sprocket
bolts
Available in 23, 25, 28, 30 tooth versions, larger sizes to come
Available in Red, Green, Blue, Black, Orange, Purple, Silver
25t weighs
2.9oz (82g), (you save .8oz (22g) by running a No Boss crank arm)
source profile
Friday, December 25, 2009
Profile Spline Drive Sprocket
1:07 AM
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