Shimano Tiagra RS500 Press Fit Bottom Bracket (EBBRS500PB) FREE shipping within Australia over AU$199.00 In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Shimano Tiagra RS500 Press Fit Bottom Bracket (EBBRS500PB) FREE shipping within Australia over AU$199.00 In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...