Features 1、The Accessory: Comes with chainsaw exhaust muffler, clutch, clutch drum and many other accessories for stable work performance. 2、Reliable Work: Having been through exquisite workmanship, the muffler assembly conforms to standard design for more reliability. 3、Premium Match: Suits perfectly for Husqvarna 55 51 50, and please do double check the model carefully before your purchase. 4、Extensive Use: Wide range of application in agriculture, fishery, animal husbandry, aquaculture and forestry, very practical. 5、Easy to Install: Designed to have a light weight and a compact size as well, the simple installation can be quickly finished. Specification Item Type: Chainsaw Exhaust Muffler Applicable Model: For Husqvarna 55 51 50 Application: For agriculture, fishery, animal husbandry, aquaculture and forestry, are widely used. Package List 1 x Clutch 1 x Clutch Drum 1 x Muffler 1 x Muffler Bracket 1 x Muffler Washer 1 x Lever 1 x Air Cylinder Washer 1 x Needle Roller Bearing 1 x Accessory