Front fork bushings, TUNING (CZ) - JAWA 50 Can be used for: JAWA 50 type 550, 550 JAWA 50 type 05, 20, 21, 23 (Mustang) PROS + Better durability than the original nylon version+ Bottom liner with shoulder will not slide in+ Longer contact surfaces CONS slightly higher price than the original Improved front fork bushings for Jawa 50. Can be used on all types of pioneers - specifically 550,