Promax Impact BMX Stem - 53mm Top Load Black -Axle Included 2-position non-indexed compression sweep adjust

2-position non-indexed compression sweep adjust means you can set it and forget it

5L Bag Dimensions in inches 11x7

6 | ZS56/40 Bearing Grade Stainless Steel Lower Cup 56mm Material Aluminum Headset Type ZeroStack SHIS Lower ZS56/40 Crown Race Diameter 40mm SHIS Upper ZS44/28

Drivetrain Speeds 11 Weight 140 Double or Triple Double Brake Lever Actuation Short Pull FD/Shifter Compatibility SRAM Yaw Color Black Adjustable Reach Yes

While these may seem like minor improvements individually

Promax Impact BMX Stem - 53mm Top Load Black -Axle Included 2-position non-indexed compression sweep adjustThe 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