These left and right steering blocks and caster blocks were redesigned and beefed-up for XRT¢ç. Standard in XRT, they can be used to upgrade X-Maxx¢ç for extreme duty and maximum strength. Includes two 20x32x7 mm bearings and two 15x24x5 mm bearings. - Àû¿ë Â÷Á¾ X-Maxx¢ç Ultimate X-Maxx¢ç XRT¢ç Ultimate XRT¢ç |