The 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
Specifications
Bar Clamp
31.8mm
Color
Black
Length - Stems
48mm, 53mm, 60mm
Material
6000 Series Aluminum, 6061 Aluminum, 6061-T6 Aluminum, Aluminum
Stack Height
30.5mm
Steerer Clamp Diameter
1-1/8"
Stem Angle (deg)
0 Deg
Black - 48mm UPC
657993337660
Black - 48mm MPN
ST21-0BA85S48-BK
Black - 53mm UPC
657993337783
Black - 53mm MPN
ST21-00BA8553-BK
Black - 60mm UPC
657993337820
Black - 60mm MPN
ST21-0BA85L60-BK
Tree Fort ID:
333222460834
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