This is a 70s Pyle 15" woofer with heavy square magnet. If the handwritten note is to be believed it was once part of or intended for Leslie model 720. Factory date code is 1098-707 equating to early 1977. This driver has the commonplace rust-orange fabric surround as part of the cone material.

Weighs about 15.2 lb. Impedance is 4 ohms.

Cone appears original. No pinholes or tears. good sonic working condition!

thank you for looking!