• Uses Standard AR15 Lower Receiver
• Stainless Steel Forward Assist Equipped Action
• Black Phosphated Collar
• Magpul rear sight
• Mil-spec upper and lower
• 1:16" twist barrel
• WASP finish barrel
• Carbon Steel Barrel
• BHOA Adapter
• One 25 round Evolution magazine
• Compatible with most AR15 accessories and upgrades
• F Marked Front Sight Base
• Gas Deflector
• Live round extraction
• Anti-Jam Charging Handle
• A2 Flash Hider
• Lifetime warranty
• Mil Spec Diameter Polymer Receiver Extension (no spring or buffer required)

The Polymer Receiver Extension is specifically designed for use with .22 rifles making the buffer and buffer spring completely unnecessary. 

The M4LE22 is a great training version of 5.56 M4LE with ammunition costing about 1/10th that of 5.56x45mm.

Upgrade the Receiver Extension for the M4-LE-A. 

The "A" series .22 rifles have an AR-15 Mil-Spec Receiver Extension that allows the use of a standard 5.56 upper receiver.

 Visit our .22 Upgrades  page to see the:

• Forward Assist Adapter 
• BHOA Adapter
• Charging Handle
• Mag Loader
• Guide Rod/Cleaning Jag