Description
This is a custom aftermarket voice coil for Alpine Type R subwoofers, with a dual 4 ohm impedance and a 2" black anodized aluminum former. It is compatible with both the R10 and R12 models and can also be used as an upgrade for the SWR-1021D and SWR-1221D models. It may also fit other subwoofers with similar specifications.
CUSTOM MADE Aftermarket Alpine Type R Voice Coil. - 2" version on black anodized aluminum former. Fits BOTH the TYPE R10 and the TYPE R12 such as the SWR-1022D and the SWR-1222D. Coil is an upgrade for the SWR-1021D and the SWR-1221D, and fits many other subs that require the specs above.
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