Ball caster 20 mm
A metal ball in a holder: the third point of support of a two-wheel robot. It rolls in any direction.
See the price in the shop
Where to buy
Uzum MarketUzum Marketdagi qidiruv natijalari · Delivery on the seller’s terms · All of UzbekistanSee the price in the shopBuy
Prices and stock are set by the shops. The site sends you to the shop; you buy there.
The caster must hold the deck level: if it is too short, the robot leans forward; too tall, and the wheels lose grip. Some kits come with a small swivel wheel instead; it works too, but it can turn the robot a little when it changes direction.
