Solid Shaft Collars 8-Pack SBR20 Shaft Collars, 40mm OD x 12mm Thick 20mm ID, Aluminum Alloy with M4 Screws

Stable Mechanical Performance:These shaft collars maintain stable locking and positioning effects during continuous mechanical operation. They effectively reduce mechanical vibration and sliding, ensuring smooth and safe equipment operationItem Type: Shaft CollarMaterial: Aluminum alloyInner Diameter: Approx. 20mm / 0.79inOuter Diameter: Approx. 40mm / 1.57inThickness: Approx. 12mm / 0.47inScrew Hole: M4Package List:8 xShaft Collar

• Premium Value Pack:This shaft collar bundle comes with sufficient standard collars and matched set screws, forming a complete and practical accessory set. It offers great cost performance and fully meets daily replacement and industrial maintenance needs
• Sturdy Carbon Steel Construction:Made of high-strength premium carbon steel material, these shaft collars feature excellent hardness and structural stability. They provide reliable axial and radial support, not easy to deform under mechanical pressure for long-term service
• Zinc Plated Corrosion Resistance:Adopts fine zinc plated surface treatment, effectively enhancing wear resistance and anti-rust performance. The upgraded coating improves overall durability and weldability, adapting to various complex working environments
• Flush Cup-Point Set Screw Design:Equipped with professional socket cup-point set screws that fit flush with the collar surface. This optimized structure delivers tighter and more stable locking, firmly fixing collars on shafts without loosening during operation
• Precise Standard Specification:Manufactured with strict standard craftsmanship for accurate bore size and smooth finished surface. The uniform structure ensures perfect fitting and seamless assembly, effectively reducing installation errors