Spartan Precision Equipment Magmaswitch Q-Sert Adapter Black. Screws directly into Q-Sert slots low-profile design easy to use. Compatible with MagnaSwitch products. Specifications for Spartan Precision Equipment Magmaswitch Q-Sert Adapter: Manufacturer: Spartan Precision Equipment Color: Black Weight: 0.7 oz Package Contents: Spartan Precision Equipment Magmaswitch Q-Sert Adapter Spartan Precision Equipment SP02-044-R: Magmaswitch Q-Sert Adapter Black