High Precision VR 6-150 Replace THK Cross Roller Guide for CNC Tool Grinder 
G&S Precision Rail Cross Ball Rail Micro Module
The cross roller guide pair is composed of two guide rails with V-shaped raceways, roller cages, cylindrical rollers, etc. The cylindrical rollers arranged in a cross-aligned manner reciprocate on the precision-ground V-shaped raceway surface , Can bear the load in all directions, realize high-precision, stable linear motion. A set of guide rail pair is composed of 4 guide rails with V-shaped grooves, two cages (including rollers held on them), and anti-dropping pieces installed on the ends of the guide rails to prevent the cage from punching out.