• Permits the removal of the top suspension nut by holding the strut piston, so it doesn’t rotate while turning the nut.• The go-through design of the socket and ratchet allows the extension to pass through the middle.• To be used in conjunction with a 1/2"Sq drive ratchet or T-bar (not included).• Go-Through Ratchet: 21mm.• Go-Through 82mm Deep Sockets: 16, 17, 18, 19, 21, 22, 24mm.• Extensions: Female Hex; 7, 8, 9mm, Male Hex; 6, 7, 8mm, Slotted; 5 x 8, 6 x 8, 7.1 x 9.6mm, TRX-Star*; T50.Permits the removal of the top suspension nut by holding the strut piston, so it doesn’t rotate while turning the nut. The go-through design of the socket and ratchet allows the extension to pass through the middle. To be used in conjunction with a 1/2"Sq drive ratchet or T-bar (not included).• Permits the removal of the top suspension nut by holding the strut piston, so it doesn’t rotate while turning the nut. • The go-through design of the socket and ratchet allows the extension to pass through the