["Anti-rust coating surface: A blackening treatment on the surface prevents rust with prolonged use.","Easy to disassemble and install: Keep the roller elevated during the disassembly process to prevent the ball from accidentally falling off.","Premium material: Linear bearing made of high-quality bearing steel. Ensures durability, high hardness, rigidity, smooth operation, low noise, and environmental friendliness.","Two Drop-Proof Rubber: There are 2 black rubber stoppers at the ends of the rail in case the carriage falls off the rail.","Tolerance: ± 1 mm (No return or refund for tolerance accepted)"]
