Replacement diaphragm for JBL™ 1” exit compression driver models: 2410; 2420; 2421; 2425; 2426; 2427; LE85; LE175
Also fits JBL™ compression driver models: 2415; 2416; 2417 with optional Radian C-1225 back cap.
https://cdn.shopify.com/s/files/1/0111/0324/0254/files/1225-Data_Sheet.pdf?1171