Feature: 1. Perfect chain saw accessories, high hardness, can effectively improve the performance of chain saws. 2. Piston pin ring kit, with stable performance, can be suitable for HUSQVARNA 345 345e 346 346XP 346 EPA chain saw. 3. Professional manufacturing, exquisite workmanship, high accuracy, can perfectly fit your chainsaw equipment. 4. Universal piston kit, the piston diameter is 42mm/1.7in, easy to install. 5. Made of high quality materials, with good wear resistance and long service life. Specification: Condition: 100% New Item Type: Piston Pin Ring Kit Material: Alloy Color: As shown in the picture Piston Diameter: Approx.42mm/1.7in Fitment: Fit for HUSQVARNA 345 345e 346 346XP 346 EPA Chainsaw Replace For: 503907371 / 503 90 73 71 Weight: Approx.74g/2.6oz. Package List: 1 x Piston1 x Pin1 x Piston Ring2 x Circlip Note: 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.