Loose another 70g from your Vaults by fitting these Titanium Nitride coated Solid Titanium axles. ""Maximum rider weight is not too exceed 185lbs or 85kgs"". Sizes: 9/16"" NB: Axle with the groove and uses the right had thread nut is the left hand (non drive side) axle. This axle tightens into the crank - anti-clockwise. Axle without the groove and uses the left had thread nut is the right hand (drive side) axle. This axle tightens into the crank - clockwise.