Promax Impact BMX Stem - 53mm Top Load Black Weight-625g Lower leg bypass channels for

Lower leg bypass channels for buttery

Aero cross section

Hestra's heated liner adds extra warmth to any glove or mitten

Compression sleeves with grippers at the top and bottom to keep guards in place

Specifically designed for use with SRAM Rival 1 drivetrains

Promax Impact BMX Stem - 53mm Top Load Black Weight-625g Lower leg bypass channels forThe 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 Bar Clamp Diameter (mm) 31. 8 Color Black Defined Color Black Length 53 Reach 53 Rise 5 Stack Height 30. 5 Steerer Clamp Diameter 1 1 8" Stem Angle (deg) 0 Stem Type Top Load Weight 278 Size 53Mm