Pros: The very low stack height will suit factory cut steerer tubes which tend to be quite short

Cons: They are slightly heavier than the Flow EX3 and made with 6061 as opposed to 6069 alloy

The Cateye Rapid X3 represents the pinnacle of safety light technology

Dimensions L 55

Damper Type: Motion Control

Wheels Manufacturing BSA External Bottom Bracket - 30mm - BSA Threaded - 68-73mm - AC Bearings PLP|EMTB Optimised Pros: The very low stackThis is a direct replacement for OEM BSA threaded english bottom brackets for either straight 24mm Shimano (Raceface EXI and some FSA cranks) or stepped 22 24mm SRAM Truvativ of some FSA Mega Exo cranks. High quality aluminium cups coupled with legendary Enduro Bearings and silicone seals for fantastic performance in all conditions. Bearings are completely replaceable, so this will be the last bottom bracket assembly you'll ever need to buy!