M18A1 CLAYMORE & PRACTICE, M68fragmentation mineThe M68 practice mine is similar to the M18A1 mine except that the inert loaded M33 mine body replaces the high explosive loaded M18A1 mine body, and the empty practice blasting cap M10 replaces the loaded blasting cap. These are directional, fragmentation, high explosive (HE) antipersonnel (apers) landmines which may be electrically or non electrically initiated. They may be used as controlled fired mines in offensive or defensive situations.Diameter: 216mm Length: 216mm Weight: 1.6kg Explosive: 680g Range: 50m Explosive/filler type: Composition C-4USA