Promax SQ-1 Aluminum Crank Arms Crank Arm Length:140mm 17mm 7075-T6 aluminum axle with

17mm 7075-T6 aluminum axle with steel Helicoil thread inserts

Tubing: 13-Butted 4130 Chromoly Steel

7 oz / 473 g

heavy-duty tote-bag (included)

Promax SQ-1 Aluminum Crank Arms Crank Arm Length:140mm 17mm 7075-T6 aluminum axle withThe Promax SQ 1 aluminum crank arms are cold forged from 6061 T6 aluminum and fit on square spindle type bottom brackets. SPECS: SPINDLE FIT: For square spindle bottom brackets only MATERIAL: Cold Forged 6061 T6 aluminum BOTTOM BRACKET: Sold separately (Square spindle type required) CHAINRING: Standard 5 bolt chainring (110mm bolt pattern) PEDAL FIT: 9 16" (standard for 3pc cranks) INCLUDES: Right and Left crank arms Need a bottom bracket? CLICK HERE