Model B-4 Audio Back Panel for Rack Mount Chassis which holds 4 BS-8 or 4 BS-12 connectors. Applications: Electronics Chassis Electronic Components PRICE: $ 17 (U.S. Funds)
Specifications: Audio Rear Panel Holds: 4 BS-8 or 4 BS-12 connectors SIZE: 17-5/16"W x 19/32" D x 1-5/8" H WEIGHT: 6 oz.