RA-Tech unveiled their new Walnut Kit for the Cybergun Thompson M1A1 GBB made by WE Airsoft... "RA-TECH released their Walnut Real Wood Kit for the WE M1A1 GBB in 2018. This kit which contains the handguard, grip and the stock as a set. This kit is perfectly compatible with WE M1A1 Thompson GBB so there is no problem for direct drop-in.