Cosmicar C Mount Extension Tube Set iso_800 a large top compartment for

a large top compartment for daypack-style stuff (sweaters

so it's not exactly simple

so it will work on any Sony mirrorless camera- and even though it's got a bit of weight

but in its defense

a larger battery (hooray) and a USB-C port for data and charging (double hooray)

Cosmicar C Mount Extension Tube Set iso_800 a large top compartment forThis Cosmicar extension tube sets includes 5, 10, 20, and 40mm tubes plus a couple of shims for an impressive 76 ish mm of extension. If you're trying to get some macro work done with a C or CS mount lens, this tube set will almost certainly come in handy. In excellent condition, with original case and box.