Osight SE [red] steyr a1 and other models [full compatibility

and other models [full compatibility list below]

Compatibility: Direct fit for Glock MOS

Chassis Construction: Machined from a single aluminum block for strength and minimal weight

Light Source: Red light emitting diode (LED) No laser

Window Lens Size: 17x24mm / 0

Osight SE [red] steyr a1 and other models [full compatibilityThis red dot uses the Shield RMSc footprint standard. Essential info Footprint standard: Shield RMSc footprint standard Reticle: 2 MOA dot & 32 MOA circle [red] Window size [height x width]: 14. 0 x 21. 0 mm [0. 55 x 0. 83"] Total dimensions [length x width x height]: 40. 5 x 25. 0 x 24. 5 mm [1. 59 x 0. 98 x 0. 96"] This red dot uses the Shield RMSc footprint standard. Key Features Enclosed Emitter Optic: Fully sealed design for superior protection