uxcell 15pcs F-Type Female to Female Coaxial Coupler Adapter Connector Product Name : RF Adapter Connector;Type : F Type Female to Female Color : Silver Tone;Material : Metal Total Size : 20mm x 10mm / 0.8" x 0.39" (H*Max.D);Female Thread Diameter : 9mm/0.35" Total Weight : 57g Package : 15Pcsx F Type Female to Female RF Adapter ConnectorsSome Parts