Promax Impact BMX Stem - 53mm Top Load Black Attachment Method-Straps The perineal relief cutout improves

The perineal relief cutout improves blood flow and reduces numbness in sensitive areas when the hips are rotated forward in an aggressive forward-leaning pedaling position

Each bottom bracket is hand assembled using a hollow chromoly spindle precision sealed bearings forged and CNC-machined alloy cups and a composite center spacer/seal

Includes Topeak QuickClick adaptor Gender/Age Men's Color Stealth Material Synthetic Clamp Style Std Rails Defined Color Black Saddle Cut Out Yes Weight 270 Rail Material Steel Size Medium/Large

Model 2024 Transfer Description Rebuild Kit

Backing Plate Material Steel Compound Organic Heat Sink No Pad Shape Number 36

Promax Impact BMX Stem - 53mm Top Load Black Attachment Method-Straps The perineal relief cutout improvesThe 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) 22. 2 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