The Focus FTSC6 6" Stem Casters with Bumper are the ideal solution for commercial kitchens and restaurants needing durable, high-capacity casters for high-density shelving systems. These rigid, non-swivel casters support up to 400 pounds per unit, making them perfect for heavy-duty applications in busy commercial environments. The 6" diameter wheels are made of heavy-duty, non-marking polyurethane, protecting floors from scuffing and scratching while providing smooth, reliable movement. Integrated bumpers on each caster provide an added layer of protection, preventing damage to walls and equipment during impact. Compatible with the HDS-Plus™ high-density storage system, these casters add 7" to the overall shelf height, ensuring stability and longevity in demanding commercial settings. Designed for durability and performance, the Focus FTSC6 casters are a must-have for commercial kitchens, restaurants, and warehouses looking to upgrade their storage solutions with reliable, long-lasting casters.