Hasport mounts are offered with your choice of Polyurethane Insert:
Not sure which mount is best for your application?
62a - "Street" - Recommended for street cars that may see occasional track use
70a - "Race" - Recommended for heavy autocross or road racing
88a - "Extreme Race" - Recommended for weekend drag racing
94a - "Most Extreme Race" - Recommended for dedicated drag race cars only
Please note, any some HASport products will take 3-4 weeks to ship out due to an overwhelming amount of orders and shipments.