Item Type: Motor Relay_x000D_ Material: Iron_x000D_ Weight: Approx. 574g / 20.2oz_x000D_ Assembly Length: Approx. 107mm / 4.2in_x000D_ Applicable Model: Fit for 170F/173F/178F/186F_x000D_ Applicable Object: Generator_x000D_ Uses: Generators for agriculture, fishery, animal husbandry, aquaculture, forestry 1Starter motor relay replacement parts, specially designed for 170F/173F/178F/186F. 2It is a component of the startup system, with stable and reliable performance. 3Selected high?quality iron materials, with good durability and abrasion resistance. 4Practical generator accessories, fine workmanship, and improve performance. 5Easy to install and disassemble, it is an excellent substitute for broken parts. 1 x Motor Relay 3 x Accessory 1.Please allow 0?1 inch error due to manual measurement. Thanks for your understanding._x000D_ 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.