• 37 degree peep housing • Non-hooded version offers lighter weight for increased speeds • Accepts all current 1/4" verifiers, clarifiers, and apertures • Accepts all current 1/8" verifiers, clarifiers, and apertures with use of the Peep Reducer (included) • Includes Peep Reducer (#753-3) and Dual Aperture Wrench (#210078) • Weighs 12.5 gr.