Promax Banger 31.8 Front Load Stem Stem Length:48mm 8 Ø clamp for BMX

8 Ø clamp for BMX racing and freestyle

center spacers

Laser etched graphics

CRANK REQUIREMENT: Any crank with 5-Bolt spider or that can be adapted with a 5-bolt spider

5mm (w/BB):  34

Promax Banger 31.8 Front Load Stem Stem Length:48mm 8 Ø clamp for BMXPRODUCT DETAILS The new 31. 8 Banger stem is the worlds first front load stem with a 31. 8 clamp for BMX racing and freestyle. Available in 48 millimeter and 53 millimeter extensions, they are cold forged from the highest quality 6061 T6 aluminum then CNC machined to enhance the shape and further reduce weight. Meets or exceeds ENBMX standards. Use the Banger 31. 8 with the BOX Maximus bars for maximum gate pull. 48 PX ST144831F: 295 grams 10. 40