Cavision MB385P 3x3 Matte Box - 2 Filter Holders 1 Rotating, ABS Plastic Back Mount, Clamp On in excellent condition, rarely used and always kept in A/C environment. Matte Box and French Flag cost new $185 at BHphoto.com. Also included are a 11 different metal step-up rings. See picture for exact sizes. Sell all for $130, includes shipping.