The TMB 4.3-inch mount screws directly into the large 4.3" receiver of the TMB apochromats including the TMB-130. This mount presents the OPTEC-3600 dovetail for attachment of any device with an OPTEC-3600 receiver.
- Overall Height: 1.35" (34.4mm)
- Clear Aperture: 3.05" (77.5mm)
- Weight: 1.0 lb (454 g)
- Back-focus Usage: 0.71" (18.1mm)
- TCF-S3 series focuser,
- Pyxis 3" rotator,
- Perseus 4-port instrument selector,
- Any OPTEC-3600 receiver.