Tektro, Disc Brake Adaptor IS Rear Mod.D-4 Compatible With 203mm Rotor FREE shipping within Australia over AU$199.00 In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Tektro, Disc Brake Adaptor IS Rear Mod.D-4 Compatible With 203mm Rotor FREE shipping within Australia over AU$199.00 In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...