Used in Polk models:

SDA SERIES:
– SDA SRS1.2TL, SDA SRS 1.2, SDA SRS, SDA SRS 3.1TL, SDA II, SDA 2B, SDA CRS and more.

RTA SERIES:
– RTA 15TL and more.

MONITOR SERIES:
– Mon 12 series 2, Mon 10 series 2, Mon 10B and more.

Specs:
Impedance: 8 ohms
Re: 6.8 ohms
Voice Coil Diameter: 1″ (25.4mm)

Dimensions:
Outside: 6.56″ (166.62mm)
Cutout: 5.75″ (146.05mm)

This replaces MW6500 & MW6501 woofers