Klipsch K68-A Factory Horn Driver Diaphragm, 127124 KlipschK-68-A FactorySpeaker Diaphragm Part # 127124 Specs: Voice coil: 1-3/4" (44mm) , Diameter: 2-3/4" (70mm), Length: 4-1/4" (108mm), Impedance: 8 ohm, DCR: 6.5 ohm, Titanium dome with edge wound voice coil on Kapton former Factory AUTHORIZED service and parts. FREE technical support. FAST & FREE shipping to any USA address. SUPERIOR quality, LARGEST selection, and the BEST prices!