Superslides & bushes corporation manufactures msa series linear guideway with four-row circular contact design. The four rows of balls are placed with 45° contact angle allowing each row of balls to take an equal rated load in radial, reverse-radial and lateral directions. This unique design of the msa series linear guideways provides it with advantage of being used for any installation way. Msa series also provide well balanced preload to increase rigidity in four directions maintaining low friction which makes the guideways to provide stable and high accuracy linear motion. The patent design of lubrication route of msa series linear guide ways provides even lubrication in any installation direction thus giving smooth movement and extend service life. The msa series linear guide ways are provided by the company with salient features like high rigidity with four-way equal load design; smooth movement with low noise; self-alignment; high speed operation; high precision maintained for long period interchangeability; high positioning accuracy, high repeatability and international standard.