10PCS Wire Diameter 1.2mm 304 Stainless Steel Compression Spring OD 8-22mm Length 15mm to 50mm Rotor Return Compressed Spring
https://www.vogueparade.com/shopping/EN/42/1/1005002866089752/10pcs-wire-diameter-12mm-304-stainless-steel-compression-spring-od-8-22mm-length-15mm-to-50mm-rotor-return-compressed-spring//