Lowell,
Thanks for the note. Spork 2.0 does work perfectly with the Tubus Duo. We’ve tested it with the offset eyelet kit and it mounts up very nicely. Photos:
https://www.rodeo-labs.com/wp-content/uploads/2018/11/spork_2_tubus_duo_eyelet_04.jpg
https://www.rodeo-labs.com/wp-content/uploads/2018/11/spork_2_tubus_duo_eyelet_03.jpg
https://www.rodeo-labs.com/wp-content/uploads/2018/11/spork_2_tubus_duo_eyelet_02.jpg
https://www.rodeo-labs.com/wp-content/uploads/2018/11/spork_2_tubus_duo_eyelet_01.jpg