Are you looking for a price on the extra Tripod Mount for Tamron 100-400mm lens going to cost? The lens is going to be released on November 17th, 2017 and the tripod collar is expected to come out the same day.
Price for Tamron A035TM Tripod Mount for 100-400mm f/4.5-6.3 Di VC USD Lens: $129
Tamron A035TM info:
Tamron 100-400mm Optional Tripod Mount
Single Dovetail Design
The Tamron 100-400mm f/4.5-6.3 Di VC is expected to be one of the hottest selling birder lenses for the 2017 Christmas season. The optional tripod mount will give it an advantage over the Sigma 100-400m. But the Sigma lens can now be had at only $699 vs the Tamron’s $799 retail price,