Pasow F Type RG6 Coupler Gold Plated Female to Female Barrel Coaxial Adapter (20pcs) RG6 coupler for extending the length of RG6 coaxial cables (also refer to as RG6/U cable, RG-6/U cable or RG-6 cable) Convenient and cost-effective 10-pack F81 connectors provide spare or replacement coaxial couplers for multiple RG6 cables Coax coupler with gold plating resists corrosion and provides rigidity This F-81 connector is easy to install and disassemble and is a perfect choice for DirectTV and Dish Network at up to 3 GHz Total Size: 2.1 x 1.2cm/ 0.8" x 0.5" (L*D).Each F-81 barrel connector is individually packaged for maximum protection