Home / Chinese Joints / Opaque Black Male 10/19 Ground Joint Opaque Black Male 10/19 Ground Joint Manufacturer: Chinese Glass Manufacturers SKU: GONGCM10/19BLACK Price: $2.65 — In Stock Opaque Black male 10/19 ground joint that's 120mm long. Related Products Chinese Female 10/19 Ground Joint Chinese Male 10/19 Ground Joint Chinese Female 19/26 Ground Joint Chinese Male 14/23 Ground Joint Chinese Female 14/23 Ground Joint Chinese Male 19/26 Ground Joint Chinese Female 14/23 Unground Joint Chinese Male 14/23 Unground Joint