MH2MUB Urethane Boot to slide over Amada (R) Clamper to protect finished material sheet from being damaged or scratched . Urethane Boot is made from hard durometer material and will fit the following DMC Clampers MH1MUJ , MH2MUJ , MH3MUJ , MH4MUJ , MH5MUJ , MH6MUJ and MH7MUJ (both carbide style or set screw style) .