FreeMagnetic Ball carrier with belt tension adjuster. 55mm spacing.
Thingiverse
144 model
Free
FreeCarriage for 9mm Belt, 55mm Space Mag Ball, HWIN Slider
Thingiverse
FreeBall 5.5mm
Printables
FreeTradrack Feeder Brake Rework - 5.5mm Ball Bearing & More
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FreeFilamentalist rear load tensioner with 5.5mm ball sensor
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Free55mm One Piece Lens Cap
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Free55mm Pinch-on Lens Cap
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Free55mm 13x2 pin Iris Steampunk Goggles
Thingiverse
Free55mm Lens cap holder with attachment point
Printables
Free55mm Winged Demon Warrior – Dual Axes
MyMiniFactory
Free55mm 13 Pin Mechanical Steampunk Iris
Thingiverse
Free55mm increase for "Ikea Lack table Enclosure from cisardom"
Thingiverse
Freedeep 55mm lens cap
Printables
FreeFilterdose 55mm Filter Filterbox Fotofilterbox photographic filter box
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FreeBulbasaur 55mm D20 holder
Thingiverse
FreeGoPro 55mm fork mount, enduro, supermoto, etc
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FreeGoblin 55mm
MyMiniFactory
FreeCamera Lens Cap 55mm
Printables
Freeslides and negatives copier 55mm thread
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FreeNikon D3400 Cap Holder (55mm)
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FreeRazer Seiren Mini 55mm Mic Extender
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FreeStep Up Ring 52-55mm
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FreeBialetti Mokka Express Funnel 55mm
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FreeStep Up Ring 49-55mm
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FreeSony lens sun hood 55mm
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Free58mm to 55mm Step Up Ring
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FreeTool Mount 55mm Spindle for MPCNC
Thingiverse
Free48 to 55mm Filter thread for Canonet QL17 III Rangefinder
Printables
FreeLens cap with 55mm thread
Printables
FreeFujinon XF 18-55mm F/2.8-4 R LM OIS Rugged Box
Printables
FreeWeber/Fajs/Dellorto 55mm carburetor stacks / Velocity stacks, HIGH TORQU
Thingiverse
FreeStopper pipe 55mm and outer pipe with 42mm
Printables
FreeGoPro knob - long (for 55mm M5 bolt)
Thingiverse
FreeStep Up ring 37-55mm
Printables
Freeremote control holder (55mm*x*15mm (small))
Printables
FreeCarrera Go Pfeiler 55mm
Thingiverse
FreeAlphabet h 55mm for CD, DVDs, Bluray, books or whatever
Thingiverse
FreeFujinon XF 18-55mm Rugged Lens Box
Printables
FreeSimple Spool Roller for 55mm Spools
Thingiverse
FreeNikon DX 18-55mm
Thingiverse
FreeExperimental - Rear 55mm filter for Nikon F lens
Printables
Free3018 CNC - 52mm or 55mm spindle holder - spindle upgrade
Thingiverse
FreeTrinus Spacer 55mm/51mm/15mm
Thingiverse
FreeCamera Filter wrench 55mm
Printables
FreeCanon EF-S 18-55mm & 55-250mm Lens Hood
Thingiverse
FreeCR-6 se spoolroller 55mm.stl
Thingiverse
FreeShaver Gel holder 55mm diameter
Printables
FreeMamiya Lens Cap (55mm)
Printables