Vacuum System Accessories Flow-Through Silencers Model No.: FTS-0.125 A in. (mm) B in. (mm) D1 G Thread D2 in. (mm) D3 in. (mm) Item Weight oz. (grams) 0.22 (5.6) 1.9 (48.2) G 1/8 0.28 (7) 0.75 (19) 0.529 (15)