Vintage Bogen MO-100 amplifiers in fantastic original condition. Real nice tube mono amplifiers. The item "Vintage Bogen MO-100a mono block amplifiers 8417 tubes" is in sale since Tuesday, August 13, 2019. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps".The seller is "pinemountainclub" and is located in Beverly Hills, California. This item can be shipped to United States.