Parameter Weight : 1 OZ / Pcs Design: Screw Type Contact Material: Copper Shell type: folding snap-on Thickness: 16mm/0.63inch Connector material: Copper plated joint Size : 47 x 34 x 16mm/1.85" x 1.34" x 0.63"(L*W*H) Cable Hole Dia. : 5mm/0.2'' 6mm/0.236'' 7mm/0.27'' Housing material: RoHS PP engineering materials Package Contains 1× Screwdriver 12 x Screws 12 x Long bolts 18 x Wire cover 6 x cable pressing plate 3 x DB9 Female Breakout Connectors 3 x DB9 Male Breakout Connectors