DEWALT D510005 Pneumatic Trigger Valve Kit - Fits All DEWALT Nailers

• Service parts kits provide quick and easy on-site service
• Includes Trigger Valve
• Includes Instruction Sheet

I installed these I rings, not sure if a certified person would have done it any differently. They blew out the third use after installation.

Buy DEWALT D510005 Pneumatic Trigger Valve Kit - Fits All DEWALT Nailers Now

The quickness and ease of internet shopping these days is amazing. Had an air leak on my framing gun, ordered the trigger valve assembly, got it in the mail. Came with the instructions and o-ring lube. Swapped it out. Works great.