Promax Impact BMX Stem - 53mm Top Load Blue Model=Utility Pro Guard Sprocket and the tool body also

and the tool body also incorporates a fixed-gear lockring wrench

Excellent aero-stability and minimal aero drag support the complete system of the rider and their bike

model SOLO-XD description SOLO-XD replacement cog teeth 23 chain 9-12sp color purple

model Helm MKII Air wheel size 29"/27

Maximum rotor thickness of 2

Promax Impact BMX Stem - 53mm Top Load Blue Model=Utility Pro Guard Sprocket and the tool body alsoThe Impact is a top load BMX stem cold forged from the highest quality 6061 T6 aluminum then CNC machined to refine the shape and further reduce weight. CNC machined 6061 T6 aluminum Stem Type Top Load Stem Angle (deg) 0 Length 53 Rise 5 Reach 53 Bar Clamp Diameter (mm) 22. 2 Color Blue Weight 278 Defined Color Blue Steerer Clamp Diameter 1 1 8" Stack Height 30. 5 Size 53Mm