bids are invited for spares of 51 mm mortar barrel , bolt, machine , breech base , claw flush catch , cover plate access , hex nut m4 p to is 2389 1968 , hex nut m6 p to is 1364 1967 , slotted chees head screw m4x12 to speech is 1366-1968 p-8.8 , lever firing assy , pin straight headed , housing assy trigger mechanism , pin lock pin dowel , sear , spring helical compression , spring spiral , spring spiral torsion , washer lock m4 type b to is 3063-1994 , washer lock m6 type b to is 3063-1994 , bushing machine thread , housing mechanical drive , pin firing , screw set , nut plain knurled , retainer compression helical spring , pin cotter split 1.2x12 to is- 549-1974 , striker , grip handle , sling total quantity : 5950