Gun Lube SM50 is the recommended lubricant for high velocity moving parts, air gun compression chambers, firing pins in all sporting guns as well as any area where the issue of sliding friction is encountered. Benefits: Maximises power by reducing drag Improves trigger action Improves performance through smoother action Non dieseling in air guns Excellent rust inhibitor as it does not evaporate like mineral oils  Recommended lubricant for high velocity moving parts, air gun compression chambers, firing pins in all sporting guns, and any area where sliding friction is encountered. 30ml dropper bottles.