4 MR DJ Universal Chrome T-Adapter Triangle/Square T-Adapter Triangle or Square Truss Adapter Bracket Tripod Crank Light Stand Bar4 MR DJ SBC250 Square & Triangle Truss T Bar Adapter for Lighting Stands Professional Truss Adapter for DJ & Stage Lighting Systems Key Features: PROFESSIONAL TRUSS T BAR ADAPTER Designed for securely mounting square or triangle truss systems to DJ lighting stands, and crank up tripod stands UNIVERSAL 35MM STAND COMPATIBILITY Works with most standard crank up or fixed tripod lighting stands featuring 35mm mounting poles ADJUSTABLE LOCKING LATCH SYSTEM