- Barrel mounted optic rail for the Magpul X-22 Backpacker Stock
- Barrel mounting helps retain zero between takedown and assembly
- Replaces factory barrel block; intended for Use with small red dot sights
- Relief in 1913 Picatinny rail allows Use of factory iron sights
- Machined from Mil-Spec anodized aluminum
- Barrel mounted optic rail for the Magpul X-22 Backpacker Stock
- Barrel mounting helps retain zero between takedown and assembly
- Replaces factory barrel block; intended for Use with small red dot sights
- Relief in 1913 Picatinny rail allows Use of factory iron sights
- Machined from Mil-Spec anodized aluminum