These springs are manufactured with a nonmagnetic, nickel-based, high temperature alloy. The alloy possesses an excellent combination of high strength, hot and cold workability, and resistance to all forms of corrosion.

The AR Inconel 600 Springs also displays great heat resistance and is impervious to salt water and it has a temperature range of 0 to 700 degrees F.

Includes:

• 1 Trigger 
• 1 Hammer 
• 2 Ejection & Safety Detents
• 2 Take Down Detents 
• 1 Ejector Part Cover 
• 1 Buffer Detent 
• 1 Magazine Catch 
• 1 Disconnect 
• 1 Charging Handle Latch 
• 1 Bolt Release 
• 1 Extractor Assembly 
• 1 O Ring for Ejector 
• 1 Rubber Insert for Ejector 
• FWD Assist