Eagle Eye Horton Archery Compact 4x32 Rifle Scopes(25.4mm Tube) Hunting Crossbow Riflescope Gun Sight Compact Crossbow Scope; Nitrogen filled against damp; One piece tube more strong and shockproof; BKA4 lens more clearly. Eye Relief:85mm/3.3inch; Tube Diameter(mm/inch):25.4/1 Field of View(m@100m)/(ft@100yds):10.8/32.5@4x Weight:280g/9.9oz; Length:294mm/11.5inch; Power:4X; ObjectiveLens:32mm; Click Value:1/4 All accessories fix a good and long life time rifle scope, we quality guaranteed, or refund.