Models View all Receiver PPS-43 23 146 2 Upper receiver ( HK UMP45 ) 38 235 1 Handguard SIG-551LB 16 78 0 Handguard PP-19 Bizon-2. 18 93 0 Handguard MDR 20 135 1 Handguard (scorpion evo 3) 20 165 0 Work experience war VPK • March 2008 - present