Technic, Steering Axle with 2 Pin Holes and 2 Arms with Axle Holes with Slots with Dark Bluish Gray Wheel Hub 3 Pins Round (23801 / 92909) : Part 23801c01 | BrickLink
LEGO Wheel Bearing with Three Pins (92909) | Brick Owl - LEGO Marketplace
Building Block 2PCS High-tech Suspension Drive Axle Steering MOC Parts 23801c01+92909 Compatible With Lego High-tech Accessorie - AliExpress
Technic, Steering Axle with 2 Pin Holes with Dark Bluish Gray Wheel Hub 3 Pins Round (11950 / 92909) : Part 11950c01 | BrickLink