Ender 3 Spool Holder

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I know these have been done to death, however I wanted something more adjustable for my personal needs and thought others might like it as well. This thing is guaranteed to fit into the stock spool holder on an Ender 3 S1. Given the bolt length is variable, the length of the bolt will determine the length of the spool roller you should use.Hardware required(1) 1/2" x 1-1/8" bearing(1) 1/2" UNC bolt with coarse threads (length varies depending on roller)(1) 1/2" machine nut (locking nut preferred)Bolt sizes:1 KG - 3 1/2" bolt3 KG - 5 1/2" boltTools required(1) 3/4" wrench or socket(1) Hammer or malletI used an Xike 6205-2RSNR Lawn Mower Wheel Bearing I already had laying around the house so I didn't have to buy them specifically for this, as well as a Grip Fast® 1/2"-13 x 5-1/2" Zinc Grade 2 Hex Bolt for the bolt for the 3 KG spool roller.Printing instructionsThe following parts of this thing need to have some special considerations when printing them to ensure proper quality of the part size. Given these are functional parts, and some of the tolerances are quite close (0.2mm in some cases) your printer will need to be dialed in to print them. Unless otherwise mentioned, assume all parts of this thing must be printed in the same orientation as the image for the part.Coupler - This part needs a couple special settings to ensure the correct print quality and necessary strength when inserting the bearing. Failing to adhere to these will likely result in the print coming out…