FOR ALL DEMOLITION & VOLUME PRODUCTS PLEASE CONTACT FOR AVAILABILITY. Demolition x Markit (rig) cranks. Back in 2013 Dennis Enarson and his crew of friends formed an unstoppable line up of heavy hitters that were lucky enough to work worth Demolition and make some cross branded parts. The ever-popular demolition rig cranks were a part that Dennis has been running for a long time. Demolition x Markit Cranks! Ridden by the heaviest hitters in Bmx with no cracks or breaks EVER! Complete with full heat treated arms that are ridged for extra strength and stiffness. Larger 24mm/ 48 splined heat treated hollow spindle for even greater prevention from twisting and breaking to make the Markit cranks one of the stiffest and sturdiest cranks out there. Complete with laser etched 3/8” ratchet spindle bolts for added convenience. All that and they're backed with a LIFETIME WARRANTY! *LIFETIME WARRANTY – Against cracks & breaks on the arms and spindle to the original purchaserHeat Treated CRMO arms with built in ridge face for added strength and stiffnessForged 24 mm X 48T splined boss that sits flush to prevent ankle scarring24 mm X 48T splined heat treated CRMO spindleCRMO spindle bolts with 3/8″ ratchet and 6 mm allen keyed by CNC’d24 mm Mid BB bearings, cones and washers sold separatelyAvailable sizes: 165mm , 170 mm, and 175 mmWeight: 31.6 oz. (175 mm)