rifle scope with rubber surface

rifle scope with rubber surfaceFeatures1, multi-coated lenses provide increased clarity and sharper image even in low light conditions 2, 1/4 MOA windage and elevation adjustment 3, includes all the ward-winning fetures of our traditional 4, compact design 5, one-piece tube made from aircraft quality aluminum 6, large diameter ocular lens allows for increased field of view 7, variable power magnification 8, argon purged tubes to eliminate internal fog 9, Optics and made in China under out strict quality control Specs for3-9 x 40 code sf-r3940cmagnification 3x-9xobjective diameter 40mmocular diameter30mmExit Pupil (mm)4.67-14mmEye Relief mm) 60-45mmField of View (@100yards) 2.4-7.2°Length ( mm)235mme