Compatible with Husqvarna 55 Epa, 50 Jonsered 2054 Piston KIT 44mm, Part # 503899603

High Quality suitable replacement 44mm Piston Assembly. Includes piston,piston pin, piston clips and required rings. Fits Jonsered 2054 : Husqvarna 55 EPA, 50., REPLACE HUSQVARNA 503939271 SUITABLE FOR THESE HUSQVARNA MODELS: 372XP, 372, 371, 371XP, 363.NOTE THIS KIT IS NOT MADE IN CHINA. THIS IS A VERY HIGH QUALITY REPLACEMENT PISTON KIT. Material- The factories use the highest grade material coming from Japan. This is AC4B. 2. Coating- Before coating, all performance saw cylinders are put through 13 preliminary processes to ensure maximum penetration, thickness and coverage. Coating thickness is .04-.06 mm of chrome which increases the life of the cylinder. 3. Machining- Complete machining on all cylinders is performed by accurate CNC tool machines. 4. Die-Casting- All cylinders are made by slow gravity fed die-casting. This increases the weight of the cylinder which enhances the performance and life of the rebuild. 5. Tooling- Each cylinder tooling has limited life and are replaced