Fishing rod coupling

Adjust the height of the clutch in Bambu studio, it is 43 mm on the fokts. TPU material.I am a fisherman and sometimes I abuse our printers for personal purposes, sometimes it turns into commercial. Like, for example, our Deeper sonar loading ship - https://www.3dtiskjbc.cz/o-nas/. This time, based on the great interest of my immediate surroundings, I decided to once again offer our couplings for multi-part rods to the general public.Since I move around a lot on the water and have broken my rod tip several times in the process or dropped my rod in the water while wading, I needed something that would quickly connect the rod parts together and also be good at keeping the rod afloat.So my colleagues and I threw ourselves into designing and doing some trial and error before we found the ideal product. We offer our couplings in ready-made sizes, but we can tailor the coupling to your rod, add an eyelet (hole) for the carabiner. If you want the coupling to float the rod on the surface, we n