Quick view RIFLE CARTRIDGE CONVERSION KIT - M3953 4mm; Manufactured by Walther. Chamber insert for conversion of a rifle in 8 X 60 RS chambering to use 4mm M20 cartridges. In the original box with the chamber insert, instruction sheet and 20 4mm M20... $150.00 Add to Cart Compare
Quick view LIENHARD 4MM CONVERSION KIT FOR LUGERS - M3332 4mm; For the 4.75" barrel Swiss Luger pistols. Complete with accessories, instructions, etc. Only missing primers (pistol size) for firing lead 4mm BB's. Some BB's are inlcuded., $395.00 Add to Cart Compare
