Compatible: This Slide Block is fit for SBR20 20mm Linear Guide Rail, the Rail Support Guide Set for DIY Craft Tool
Rugged and Reliable: The SBR20UU Aluminum Slide Block is an exceptional and reliable product made from high-quality Aluminum material. It offers impressive motion ball performance and impressively low friction that results in a smooth, long-lasting and reliable movement.
Size: Shaft diameter: 20mm. Overall size: 1.9” x 2” x 1.5”.
High performance: Large carrying capacity, suitable for machine tools with larger load and slightly lower guiding requirements.