JBL MTC-300BB12 Backbox For 12-IN C300 100287347 TRUSST CT290-430CIR-90 90-Degree 12-Inch Truss

TRUSST CT290-430CIR-90 90-Degree 12-Inch Truss Arc with 3-Meter / 9

5mm stereo jack with 1/4" adapter

The optimized closed-back design ensures excellent isolation during tracking

External Input Connector Type: 1/4" TRS stereo unbalanced

Pick the size that’s right for your show and your budget

JBL MTC-300BB12 Backbox For 12-IN C300 100287347 TRUSST CT290-430CIR-90 90-Degree 12-Inch TrussJBL MTC 300BB12 Backbox For 12 Inch C300 Features: Extra thick 16 gauge metal construction. Lined with 12 mm (1 2 inch) thick MDF to eliminate resonances and to provide extra bass response. Knockouts on top and all four sides. Dual mounting system for baffle. Mounting platform for an optional high power 70V 100V transformer. Specifications: External Volume: 3 cu ft, nominal Internal Volume: 2. 4 cu ft. Knockouts: 22. 1 mm (0. 87 in) diameter opening;