LEGO Modified Plate with Dual Tow Ball Connections for Complex Builds 14419
Technic Connector - LEGO® Technic Brick Modified 2x2 with Ball Socket and Axle H - The shop Briques Passion
LEGO PART 47326pat0001 Technic Axle Connector 2 x 3 with Ball Socket and Axle Socket with Black Rubber Insert | Rebrickable - Build with LEGO
LEGO Plate 1x2 with Tow Ball Socket LIGHT GRAY (100 pcs) | BRICKshop - LEGO en DUPLO specialist
LEGO PART 90611 Large Figure Skeletal, Limb, 4L with Ball Joint on Axle and Ball Socket | Rebrickable - Build with LEGO
Bunte-Steine-Welt.de - Lego Plate 1 x 2, small Ball Socket on End (14418)
Amazon.com: Gobricks GDS-1205 Technical, Axle Connector 2 x 3 with Ball Joint Socket, Open Lower Axle Holes Compatible Lego 93571 All Major Brick Brand,Parts and Pieces (199 Dark Bluish Gray(072),10 PCS) :
LEGO Connector 2 x 3 with Ball Socket (89652) | Syd's Bricks
14704 LEGO Plate Mod 1x2 w/ Small Tow Ball Socket on Side LIGHT BLUISH GRAY (4) | eBay
Technic Connector - LEGO® Technic Axle Connector 2x3 with Ball Joint Socket - The shop Briques Passion
LEGO part 90615 - Dark Bluish Gray Hero Factory Arm / Leg with Ball Joint and Ball Socket and 2 Pin Holes at BrickScout