MK46(S) for 7.5mm inner tube gel blaster

M249-PARA(S) for 7.5mm inner tube gel blaster

M249-MK2(S) for 7.5mm inner tube gel blaster

M249-MK1(s) for 7.5mm inner tube gel blaster

M249K(S) for 7.5mm inner tube gel blaster

MK43(S) for 7.5mm inner tube gel blaster