Kim Aerospace 3D Bolted Rail Bottons KIM RB3.1
High Quality ASA Filiment that is Very Strong
Optimised for 3.1" Tube, but works with 2.6" or 4.0" Well
Parts per button: 1- Guide Button, 1-Backing, 1-Nut, 1-Machine Screw
Length off of body tube: 0.412"
Inside Pretrusion: 1.15" x 0.58" x 0.27"
Weight: 0.16oz per Button
Made in the USA