Boxco B40 small stainless steel wall mount bracket is made for use with the Boxco AGP/ATP/CGP/CTP series enclosures with dimensions up to 150 x 150mm. Wall mount hole is 5 mm long and the round hole is 5.5 mm in diameter. Screws for the round hole are included. Sold as a set of 4
Boxco Small Size Wall Mount Bracket, 4 Pack