Diaphragm for Tannoy Dual Concentric Transducers Genuine diaphragms for Tannoy Duals (Pre-1979/ 79000205, 1979 & on/79000105) have been out of production for some time. But now, you have our aftermarket diaphragms! Selected proto-types have been refined, and have put through careful testing to assure you excellence in sound quality. And now, it is ready for you and the worldwide market. Our Tannoy Diaphragms are made so that they can replace diaphragms on all dual concentric models in which utilize either 79000205 or 79000105 diaphragms. Applicable: [Will fit most Tannoy Duals] Prior to 1979: HPD295, HPD315, HPD385, Eaton, Arden Mk I, Berkeley MK 1, Cheviot Mk1, Devon MK I, Devon MK II, LSU/HF/IIILZ, Monitor Red 10", LSU/HF/12/L, Monitor Red 12", LSU/HF/15/L, Monitor Red 15", LSU/HF/IIILZ/8G, Monitor Gold 10", LSU/HF/12/8, Monitor Gold 12", LSU/HF/12/8G, Monitor Gold 12", LSU/HF/15/8, Monitor Gold 15", LSU/HF/15/8G, Monitor Gold 15", LSU/HF/15L(Monitor Silver), Monitor Silver 12, Mansfield 12, Mansfield 15 1979 and later: Albury (3839), Arden MK2, Arundel (3839), B50 (3169R), Berkeley MK2 (3828), Bradley (3128), Buckingham (2508), Buckingham Monitor (2548), Canterbury SE (3807), Cheviot MK2 (3128), Classic Monitor M3000 (3839), Cougar, DC4000, DC600, Dorset (T185), Dover, Dreadnought, Edinburgh, Edinburgh HW, FSM U, GRF Memory, GRF Memory HW, J200, Jaguar, Kensington SE, LGM (SGM 12B), LGM (SGM 12B), LRM (Little Red Monitor) 12B, Lynx, M1000 (Super Red Monitor), M3000 (Classic Monitor), P100, P200, Panther, Puma, RHR, SGM 1000, SGM 10B, SGM 12B (Little Gold Monitor), 12X, SGM 3000, SRM 10B, SRM 12B (Little Red Monitor), SRM 12X, SRM 15X, SRM 15XB, SRM 3000, Stirling, Westminster, Westminster HW, Westminster Royal, Westminster Royal SE, Windsor, Yorkminster SE * Necessary shims will be included. This listing is for ONE diaphragm. Discount will apply to quantity of 2pcs or more. PAYMENT and DISPATCH: Payment by PayPal after checkout. Your package will be sent to your verified address, unless notified prior to, or soon after your payment. After payment confirmation, your package will be dispatched, usually within one business day. * Excludes non-business days(weekends and holidays, year end through the first 4 days into the new years, and the summer break in mid-August). Shipping:  Either UPS or EMS (Express Mail Service), depending on destination.  There may be countries or regions where shipping is suspended. Please note that the actual number of days until delivery may differ (it may take 10 days or over) depending on your location and uncertain factors such as weather condition. Tracking information will be provided after dispatch. Depending on the timing due to hour differences, please allow us another day to forward you the shipment notice. If you have any questions, please do not hesitate to ask us! :)