SMAKN&reg; 2pcs Double-window SMA Female Nut Bulkhead Crimp Rg174 Rg316 Lmr100 Rf Connector Item Name : SMA RF Connector;Model : SMA-KY11;Plug Type : Female Ferquency Range : 0-6GHz;Insulation Resistance : &gt;=5000m;Insulation Voltage : 1000V Contact RHole Diameter : 3mm/ 0.11";Total Size : 22 x 9mm/ 0.86" x 0.35"(L*Max.D);Material : Metalesistance : Center Conductor&lt;=3.0;Outer Conductor&lt;=2.0;Connector Durability : 500 Cycles;Thread Diameter : 6mm/ 0.25" Contact Resistance : Center Conductor&lt;=3.0;Outer Conductor&lt;=2.0;Connector Durability : 500 Cycles;Thread Diameter : 6mm/ 0.25" Hole Diameter : 3mm/ 0.11";Total Size : 22 x 9mm/ 0.86" x 0.35"(L*Max.D);Material : Metal Main Color : Gold Tone;Weight : 16g;Package Content : 2 x SMA RF Connector