Description
Progressively wound springs using Kobe super-clean, chrome silicon-based wire that is heat treated and shot peened
Tight-tolerance, FEA-designed hardened steel Posi-Loc¢ style upper retainers to ensure correct assembly height and resist keeper “pull through”
Hardened steel basewashers control lateral movement
Kits use OEM-style valve keys (sold separately)
Made in the U.S.A.
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