Hi and welcome to this listing, these are in brushed metal finish same as the side rails, will fit SOME modern Bally-Wms (not the older system 11 machines) these cover and prevent wear around the flipper buttons, no permanent modification and no holes drilled, listing is for one pair.

COMPATIBLE WITH CREATURE FROM THE BLACK LAGOON, TWILIGHT ZONE WHITEWATER BRAM STOKERS DRACULA may fit other machines you will have to check the distance between the button and side rail as this varies from machine to machine, please check with me before you order

***SIMPLE INSTALL...... FLIPPER BUTTONS NOT INCLUDED***

Easily Installed / uninstalled in minutes

NO permanent modification to you pin