Strut Spring Compressor, 2 Pack, Heavy Duty Coil Spring Compressor Tool with 10.4 Inches(256 mm) Range, Compatible with 0.86 inches(22 mm) Hex Sockets, Fit for Car Truck Motorcycle, BlackProduct Features Applicability With a 10. 4 inch max compression stroke, this spring compressor tool fits most medium and small cars with MacPherson struts and springsmaking suspension maintenance super easy! Secure Compression The hexagonal end fits 0. 86 in 22 mm sockets or manual wrenches. Avoid using impact wrenches when compressing the spring for security! 4 Security Pins Four security pins lock the spring in place for extra secure compression.