Du kan bestille glock 19/17 med glock OFM pipe gjenget for 1/2x28 fra safety &security forutsatt at pipen ikke er lengre en 12,7cm/5"
appendix D4 er verdt å lese for production.
16. Original parts and components offered by the OFM as standard equipment, or as an option, for a specific model handgun on the IPSC approved handgun list are permitted