JBL MTC-300BB12 Backbox For 12-IN C300 100713682 With multiple roller bearings

With multiple roller bearings

70V / 100V Transformer Taps: 70V: 400 W

continuously variable opening

Capture world-class recordings via dual Onyx™ preamps and professional studio features like zero-latency overdubbing and built-in talkback for artist communication

Simple Setup and Tear DownSetup and tear down takes seconds

JBL MTC-300BB12 Backbox For 12-IN C300 100713682 With multiple roller bearingsJBL 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;