WeWentSimRacing 
Trak Racer Computer Mouse Shelf inc. 40x40mm Profile/Brackets
by Trak Racer
The Trak Racer universal computer mouse tray, including 40x40mm profile and brackets, fits Trak Racer aluminium rigs or any T-Slot profile. With a 200mm x 240mm mouse plate and 400mm long black anodized aluminium profile, this kit comes complete with assembly brackets, screws, and nuts.