Throttle Return Spring kits with governor throttle control base and arm, for and clones, part# 16561-Z4M-010 16555-Z4M-000 16562-Z4M-000 16571-Z4M-000 16580-Z4M-810Fit for clone GX160 GX200 China model 159cc 196cc 208cc 212cc 224cc etc.throttle linkage.Please check the sizes shown on product images because for Clone parts in details. Springs may have small tolerance.Please don't replace your original spring when it's still working.Colour: As ShownMaterial: MetalPackage Contents:1 x regulator control base1 x adjuster arm2 x carburetor springs2 x throttle valve return springs2 x adjustment leversOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.