Promax Impact 48mm Top Load Stem for 31.8mm Bars Blue MFPN=05020331001 It also works very well

It also works very well with 9-speed road derailleurs

Double or Triple Double Double or Triple Triple Front Der/Shifter Compatibility SRAM Mountain Rear Der/Shifter Compatibility Shimano Mountain Shifter Style Twist Drivetrain Speeds 8 Weight 120

Steerer Type Tapered Lockout Switch Handlebar - Cable Brake Type Post Mount 160 Negative Spring Air Travel (mm) 120 Offset 51 Axle to Crown Length 531 Front Axle 15mm Thru x 110mm Maximum Tire Width 81 S

5mm chainline on DM road

0mm thread pitch

Promax Impact 48mm Top Load Stem for 31.8mm Bars Blue MFPN=05020331001 It also works very wellThe 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) 31. 8 Color Blue Weight 242 Weight (oz) 8. 5 Defined Color Blue Steerer Clamp Diameter 1 1 8" Stack Height 30. 5 Size 48Mm