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![LMT Defense - Rail Mounted M203 Receiver - #L2B1 - 815415012704 - Boss Firearms - BossFirearms.com LMT Defense - Rail Mounted M203 Receiver - #L2B1 - 815415012704 - Boss Firearms - BossFirearms.com](https://cdn11.bigcommerce.com/s-5qn5r1bnl8/images/stencil/300x300/products/894/5393/L2B1__71498.1725042210.png?c=1)
LMT 40mm M203. M16/M4 design under barrel mounted M203 receiver. Does not include barrel, front mount or sight.
Type 1 Receiver, not classified as a Destructive Device until a barrel is mounted. Must have ATF approval as DD to mount a barrel.