Features GOOD RECOVERY: Wear resistant and corrosion resistant, this pull starter spring has good rebound resilience to ensure quick recovery. PRACTICAL USE: Suits perfectly for 168F and 170F gasoline engine within the power from 2.5KW to 3.5KW, allowing for wide application. LONG LENGTH: The total length is 148cm, and the thickness is 6mm, all these guarantee quicker and more convenient engine starting. 10PCS SET: There are 10pcs starter spring inside the pack, and the large quantity makes it much simpler to change and replace old ones. EASY INSTALLATION: No burrs on the surfaces, so the coil spring will not hurt operator and supporting products in installation and use. Specification: Item Type: Pull Starter Spring Applicable Pull Starter: For 168F, 170F. Total Length: Approx. 148cm / 58.3in Thickness: Approx. 6mm / 0.2in Quantity: 10Pcs Accessory Type: Gasoline engine accessory.  Package List:10 x Pull Starter Spring Package List 10 x Pull Starter Spring