2) 2x7 Black / Dark Gray Ball Joint Assembly w/ Extended Arm Technic ~ Lego NEW | eBay
BrickLink - Part 48171 : LEGO Technic, Brick Modified 2 x 2 with Pin Holes and Rotation Joint Ball Half (Vertical Side) [Technic, Brick] - BrickLink Reference Catalog
Alanyuppie's LEGO Transformers: LEGO Ironhide and Ratchet Part 2 - Bot Modes
MOC - WIP] another AT-ST - LEGO Star Wars - Eurobricks Forums
LEGO Technic Pegs, Joints, Peg-Joints Pack
LEGO® 6187578 - 6302828 48171 - ToyPro
Set 71753 Fire dragon attack. this ratchet joint is very loose and can't hold poses, what would I do to fix it, if I could do anything? : r/lego
Lego Tips Episode 8- Supplementary Joints(little ratchet joints and circle hole thing) - YouTube
milk on Twitter: "Happy to say the 501st AT-ARC Walker is finished. Got to a point to where I'm happy with the result. It took 2 501st packs but if anyone but
Alanyuppie's LEGO Transformers: LEGO Ironhide and Ratchet Part 2 - Bot Modes
LEGO PARTS - x5 Qty Technic Rotation Joint Disk and 3L Liftarms Excellent | eBay
LEGO® Ideas 21311 Voltron: Exclusive Niek van Slagmaat interview | New Elementary: LEGO® parts, sets and techniques
LEGO UCS AT-AT review: Hands-on with the 6,800-piece set - 9to5Toys
10 NEW LEGO Technic,Brick Modified 2 x 2,Pin Holes Dark Bluish Gray | eBay
LEGO Technic Beam 3 with Male Click Rotation Joint (44224) | Brick Owl - LEGO Marketplace
LEGO part 48172 BLACK & 48170 (2) DARK GRAY Technic Brick Special Ball & Socket | eBay