Promax Impact BMX Stem - 48mm Top Load Blue MFPN=K13-090W-BLK Utilizing an all-new spider-based design

Utilizing an all-new spider-based design this is SRAMs most accurate high performing power meter

Removable bristle blocks allow easy cleaning of brush

Chain brush designed to throughly scrub the chain and ensuring penetration of degreaser

Tiny pack size

45 Tire Type Clincher PSI 100 Width 2

Promax Impact BMX Stem - 48mm Top Load Blue MFPN=K13-090W-BLK Utilizing an all-new spider-based designThe 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 48 Rise 5 Reach 48 Bar Clamp Diameter (mm) 22. 2 Color Blue Weight 242 Defined Color Blue Steerer Clamp Diameter 1 1 8" Stack Height 30. 5 Size 48Mm