Promax SQ-1 BMX / Fixie Euro Crank Arms - 145mm - Gold Whitewall It has a 53mm reach

It has a 53mm reach and will fit 1-1/8" forks and 7/8" bars

Diameter: 31

tread pattern is K-841

Bead: WirePressure Rating: 50psi

and an all new tread pattern inspired by the original with a smooth center tread and knurled side blocks

Promax SQ-1 BMX / Fixie Euro Crank Arms - 145mm - Gold Whitewall It has a 53mm reachThe SQ 1 cranks arms have a traditional, five arm, 110mm, 5 bolt pattern spider. The crank arms are cold forged from 6061 T6 aluminum for strength, low weight and durability with an anodized finish. 110mm BCD Compatible with any JIS square taper bottom bracket (sold separately) Arm length: 145mm Color: Gold