feedal 4pcs SK20 Aluminum Linear Motion Rail Clamping Guide Support for 20mm Dia Shaft

• Has good performances, low friction coefficients and long usage spans.
• A linear reciprocating motion for a variety of mechanical systems, since the role of the support or drive, often with the support shaft, with the use of linear bearings.
• Product Size:60 x 51 x 20mm/2.36 x 2 x 0.78"
• Inside Diameter:8mm/0.31"(Applicable to the optical axis diameter 8mm)
• Low friction resistance can get high precision rotating in the smooth movement

features: Has good performances, low friction coefficients and long usage spans. A linear reciprocating motion for a variety of mechanical systems, since the role of the support or drive, often with the support shaft, with the use of linear bearings. Specification: Material:Aluminum Color:Silver Product Size:60 x 51 x 20mm/2.36 x 2 x 0.78" Inside Diameter:8mm/0.31"(Applicable to the optical axis diameter 8mm) Pacakge: 4 x SK8 8mm CNC Linear Motion Ball Slide Units Rail Support Guide Shaft Bearing