Leupold FX-I Rimfire 4x28mm gives you clear four-power magnification that's adjusted to account for parallax out to 60 yards. Features a second focal plane, fine duplex reticle and resettable index ring.
Specifications:

Magnification	4x
Objective	28mm
Field of View	25.5 ft @ 100 yds
Eye Relief	4.5"
Tube Diameter	1"
Length	9.20"
Weight	7.50 oz
Finish	Black Matte
Reticle	Duplex
Adj Size	80 MOA
Parallax Adjustment	60 yds
Exit Pupil Range	7mm
Proofs	Waterproof, Fogproof
Coating Type	Quantum
Optic Coating	Multi-Coated