BSD Substance XL Crank Bolt Show Options and Buy Regular price $8.99 Reg: $0.00 Save: $-8.99 Crank Bolt Buy Online - + Added! View Cart » Buy Local Find a Dealer Local inventory is different from what's available online. Please check with your local dealer before making an online purchase. If we have it in stock, that means they can too! Replacement spindle bolt for 24mm Substance XL cranks.