26 for the site, 15 for the rail. I bought another one for my .22
CVLIFE 1X22X33 Red Green Dot Gun Sight Scope Reflex Sight with 20mm Rail https://www.amazon.com/dp/B00A36MKUO/ref=cm_sw_r_apan_glt_i_1X3307JY35QZXBAWCV82
CVLIFE 1X22X33 Red Green Dot Gun Sight Scope Reflex Sight with 20mm Rail https://www.amazon.com/dp/B00A36MKUO/ref=cm_sw_r_apan_glt_i_1X3307JY35QZXBAWCV82