Hiviz BB2005 Birdbuster Fiber Optic Shotgun Sight

Includes Three Sight Frames To Fit Ventilated Ribs From 1/4? To 3/8?.
Litepipe Colors: Green (2); Red (2)
Litepipe Shape: Round &Amp; Triangular

One-Size Fits All Magnetic Sight Fits Multiple Rib Widths And Offers Triangular And Round Litepipes In Red And Green.