How much weight does the TB3 support? Logan Steinfeld June 18, 2014 22:21 The TB3 supports a payload of up to 8 lbs. Related articles What’s the difference between the TB3 Black and the TB3 Orange? Will the Epic Red camera work on the TB3? TB3 Latest Firmware: Version 109 Underslinging the TB3? Spectrum ST4 - Getting Started in 5 Minutes Comments 0 comments Please sign in to leave a comment.