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Hunting Scope 25.4mm to 30mm Dual Rail Rings Picatinny Mounts with Bubble Spirit Level with Top Free Float Rail for Rifle

Specification: 

.Precision machined from aircraft-grade aluminum alloy.

.Friendly hex screws with retention features and full length locking plate to guarantee easy installationand secure fit.

.Bidirectional design to offer needed offset in diverse applications.

.Fit on any picatinny rail.

.With top free float picatinny rail.

.Net Weight: 253g

Rail:21mm