Cartridge S.A . Ball , .303 , Mark VII , Cordite , adopted in 1910 ...... spitzer bullet with lead core and alluminium fibre or BAkealite filler, in the OGIVE, cupro -nickel guilding metal , copper-washed steel , or cupro nickel-washed steel jacket . 11.13 gr weight . 744 MPS velocity , primer annulus generally coloured purple
( most common variation )
Cartridge SA Ball , .303 mark VII Z ... same as MArk VII but nitro cellulose- loaded
( 2.62 gr)
I do believe
