Optec Inc. TMB 4.3-inch thread mount to OPTEC-3600 dovetail adapter
$100.00
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.
