Amazon.com: PHYNEDI 169Pcs Suspension Differential Lock Turnplate Shock Absorber Connection Parts Spare Bricks Compatible with Lego Technic, DIY Stem Educational Modification Construction Building Toy : Toys & Games
Amazon.com: LEGO Wear
LEGO Part 2x 3749 Blue Technic, Axle Pin without Friction Ridges 7133 | eBay