TAMIYA 95651 Mini 4WD. -Part No. 95651. HG Lightweight 19mm Tapered Aluminum Ball-Race Rollers (Ringless). The smooth rotation provided by the embedded 520 bearings is also an attractive feature. -Item Series: Mini 4WD Grade-up Part.
This product would be ideal for applications requiring lightweight, strong, and accurate ball-race rollers, specifically in mechanical engineering fields.