150-500 EXC/EXCF/XCW/XCF-W/XW-F 2024. 150-501 TE/FE 2024. EC /EC F 250/300/350 2024. ES 350/500 2024. EW500F 2024. For Husqvarna. -- The springs are made of Spring Steel 65Mn, featuring relatively high strength and hardness due to its high carbon content, more resistant to rust and corrosion.
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