Promax SQ-1 Crank Arm Set - 160mm Square Taper JIS Spindle Interface 110mm BCD Gold CheckoutTitle=TRP R2 6-Bolt 1.8 Rotor }Shimano Dura-Ace CS-R9200 Cassette -

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Promax SQ-1 Crank Arm Set - 160mm Square Taper JIS Spindle Interface 110mm BCD Gold CheckoutTitle=TRP R2 6-Bolt 1.8 Rotor }Shimano Dura-Ace CS-R9200 Cassette -Promax SQ 1 Crank Arm Set 160mm Square Taper JIS Spindle Interface 110mm BCD Gold. The SQ 1 cranks arms have a traditional five arm 110 bolt pattern spider and come in a variety of lengths to fit most riders or riding situations from the 5 and under BMX racer to the 6 foot tall fixie riding hipster. 110mm BCD Compatible with any JIS square taper bottom bracket Cold forged from 6061 T6 aluminum for strength low weight and durability and feature