APS shows how to maintain the Hell Fire 40mm Gas Grenade in this video. A direct competitor to the Airsoft Innovations 40 Mike, its base made from CNC machined aluminum, with the shell head made from durable polymer. It has a high quality polished surface with a mosquito shotgun spray type firing system.

Airsoft Taiwan feature the APS Hell Fire Gas/CO2 Airsoft Grenade for 40mm launchers and this is available in 162 or 198 Round versions... "The APS Hell Fire is a high powered shower grenade aiming to rival the likes of the 40 Mike and Master Mike. The Hell fire is desigend to work with both Co2 and Green/Top Gas that allows you to have greater flexibility when facing adverse weather conditions.

Mr. Frog Lee of APS and Hakkotsu demonstrates the Hell Fire BB Gas Grenade. This is a a 162- round BB Gas Grenade and can be used with existing launchers for use in airsoft. The video shows that it looks like it can match the performance of the Airsoft Innovations 40 Mike Gas Grenade. This probably will be released under the Hakkotsu brand as it carries airsoft grenades in its product line-up. No information when it will be released.