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these look to be similar to missileworks screw switches I have found that the screw is slightly loose in the nut and giving it crimp to slightly damage the threads makes it tight and so it will not vibrate loose

I printed a sled and put it in a pvc tube to protect it

it flew at Airfest on a M1800 but landed hard and I need to fix it

The big polecat V2

looks interesting, like a X1C without color https://www.creality.com/products/creality-k1-max-3d-printer

I know I can download the data into google earth after the fact, but direct integration to have a button to send the data to the map app and see it on my phone would be wonderful looking forward to updates

I wish so much that it would use the maps to plot the position of the rocket

I clamp an old broomstick in my workmate and slide the rocket on it to paint

I have 25 RRC3 and love them using the dip switches is much easier once you get used to it and nothing else to buy look up the switch settings to do what you want and write a list with them to use on the next one I don't use them for 2 stage ignition as there are much better ways like the Altus...

I'm concerned on the Bambu with all the issues and since it is not open source you have to buy all the parts from them and they can't keep much in stock I built a custom railcore 300x300x1000 and use 1.2mm nozzle

Been patiently waiting for this feature for a long time any estimated time for deployment?

O)K, a bit more info on the 75mm Al tube 75mm OD, wall .177" this is a thicker tube than any other manufacturer that I have seen it is based on the DPS specs (Dynamic Propulsion Systems) so it requires different liners and I don't have any more I'm not sure what cases I still have besides 4...

Ok looks like some interest I'm currently out of town dealing with my mother's estate I should be back guessing 2 weeks I'll do inventory then and get some sales going Price should be better than others

the 38 and 54mm are compatible with loki liners the 75mm is a thicker tube specifications: AL tube 38mm OD, wall 0.083" AL tube 54mm OD, wall .095" Al tube 75mm OD, wall .177"

I have some left over from my business days if there is interest I can put some up for sale these are the 38, 54 and a few 75mm stash

I used to use 0.2% but got tired of having to heat the molasses consistency for every mix so I tried doing without it and have continued without it for at least 5 years and over 100 pounds of propellant is it needed? maybe, maybe not, the proof is left to the propellant maker

with no proof given of these claims, they can be considered opinion and conjecture

I have looked and I can't find the study citing the numbers you are referring to.

make me an offer on the 3kg pail so I don't have to break it into small containers and ship them

no shelf life that I know of $40 for 50 grams plus shipping to CONUS only