The Chiappa M4-22 Upper Receiver - 22lr Rimfire Conversion contains all the parts necessary to change your AR-15 / M-16 from itís existing caliber to the inexpensive .22LR rimfire cartridge. The conversion takes less than a minute and is achieved with no permanent alterations to your firearm. It can be quickly returned to itís original caliber.
The Chiappa M4-22 Upper Receiver conversion allows semi-auto .22LR fire in ANY milspec AR firearm platform. This is a complete upper with a barrel designed specifically for .22 LR ammunition, donít risk damaging your centerfire 5.56 barrel with lead bullets or settle for poor performance due to a fast twist rate. Comes in 28 round capacity magazines (2 mags included). The design allows for the use of any Atchinson style conversion magazines to be used.
Specs for the Chiappa M4-22 Upper Receiver - 22lr:
No Shipping to New York even with Rebuild kit, any NY orders will be canceled and charged a restocking fee.
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