Please note that chainrings must be purchased separately

more precise shifts

we have updated the cut on the upper back to secure a tight fit

5mm crank length suits riders seeking a balanced cadence and power delivery

cranks ass saver win wing 2 BF2025 Please note that chainrings mustCranks Ass Saver: Your Essential Cycling Companion Ass Saver features an innovative front rail attachment system exclusive since 2014, fastening securely ahead of the seat post to fit a wider range of saddles with precision. This self centering design ensures the mudguard realigns itself if nudged, enhancing durability and reliability on the ride. Its patent protected FLIP TIP technology employs clever origami inspired mechanics, enabling quick and