Caster supportsA wide range of caster supports to suit a great variety of applications for modular structures made with INDEVA Lean System® PTL Corner mount plate left PTR Corner mount plate right PTS Three pipes connection BQC Intermediate plate square base BQ Corner plate for square base BQX Square base intersection plate STBR Bottom-right angle plate for self-tracking base STBL Bottom-left angle plate for self-tracking base STTR Top-right plate for self-tracking base STTL Top-left plate for self-tracking base STSW Dual swiveling plate for self-tracking base BQFK Forklift bracket BQ400 Tubolar profile for square base TMF Tow bar TMR Tow hitch SPR Spring WB Castor mount bracket WP Castor plate ADS1 Tow bar label BQFT Square base foot