Park Tool Deluxe Tool and Work Tray. Features: A versatile and convenient way to keep tools, supplies, and technology at arm's length on Park Tool shop stands Mounts directly to either side of the stand's upright at any height and can be installed on a fully assembled stand Compatible with PRS-2 OS, PRS-2.2, PRS-2.3, PRS-3 OS, PRS-3.2, PRS-3.3, and PRS-4.2 repair stands Retailers are not permitted to sell on the Amazon.com marketplace unless authorized in writing by Park Tool Specs: Model: Deluxe Tool And Work Tray, PRS-TT-1 Description: Work Tray Color: Black/Blue