UTG OP3 Micro Red Dot 4.0 MOA Single Dot with Adaptive Base

Leapers OP-RDM20R, Inc. - UTG OP3 Micro, Red Dot, Black, 4 MOA

Leapers OP-RDM20G, Inc. - UTG OP3 Micro, Green Dot, Black, 4 MOA

Leapers, Inc. - UTG SWATFORCE Red Dot Sight, Fits Picatinny, New Generation, 4 in, Red/Green Dot Sight, with Integral Picatinny Mounting Deck, Black SCP-RD40RGW-A

UTG OP3 Micro Reflex Red Dot Sight 4 MOA with Adaptive Mounting Base Matte

UTG SCPRD40RGWA 3.8 in ITA Red/Green CQB Dot Black Anodized 1 x 38 mm 4 MOA Red/Green CQB Dot, Red Dot Sight

UTG OP3 Micro Reflex Green Dot Sight 4 MOA with Adaptive Mounting Base Matte

UTG SCPRG40CDQ 3.8 in ITA Red/Green Circle Dot Black Anodized 1 x 39.2 mm 4 MOA Red/Green Dot/62 MOA Circle, Red Dot Sight