CeramicSpeed BB ALPHA Bottom Bracket - T47 86mm For SRAM DUB Spindle Gravel BLK MPFN-PBB083 While carbon fiber allows for

While carbon fiber allows for more optimal design and provides a far higher strength to weight ratio compared to steel and aluminum it is also more susceptible to crushing and cracking when improperly set up

XD/HG-specific driveside end cap XN is required

Rear Axle 12mm Thru x 142mmBrake Type DiscTT (Effective) 570Fork Type RigidFork Material SteelFrame Material SteelFrame Type RigidFront Axle 12mm Thru x 100mmColor Subtropic AlgaeMfg Size 56Platform StragglerWheel Size 700cDefined Color Green

Requires 6mm chainring bolts (Sold Separately)

Alloy can be used on spring rates 500 lbs and lower

CeramicSpeed BB ALPHA Bottom Bracket - T47 86mm For SRAM DUB Spindle Gravel BLK MPFN-PBB083 While carbon fiber allows forA bottom bracket built to outlast your frame BB ALPHA features hardened stainless steel races hand built with grade 3 Silicon Nitride ceramic balls custom engineered seals and precision dust covers delivering up to 500% better moisture protection while still providing ultra low friction performance. The simplified spacer tube design and lighter 7075 aluminum cups ensure quick installation and a 10% weight reduction over previous generations. All