SS Audio Speaker Replacement Horn Diaphragm for Jensen, Atlas, Leslie V21 and V20 drivers Premium SS Audio replacement diaphragm for Atlas, Jensen, and Leslie horn drivers. Specs: Voice coil: 2" (50mm), Diameter: 3-3/8" (86mm), Impedance: 16 ohm, DCR: 13 ohm SUPERIOR quality, LARGEST selection, and the BEST prices! FREE technical support. FAST & FREE shipping to any USA address. To get the BEST quality repair parts, be sure to buy ONLY from SS Audio and Simply Speakers. Thank you!