Set of 4 x 40mm rubber wheels with M8 threaded stem

【Material】: The swivel casters are made of soft rubber and TPE material, ultra-quiet, won't disturb anyone during use, highly elastic, and offer 360° flexible use.【Bearing Design】: Ball bearing, integrated bearing, steel ball steering design, sealed bearing has low friction resistance, flexible bearing, can rotate 360 degrees, stable, high-temperature resistant, high-speed, dustproof and non-stick, and can be used for a long time. Integrated silent bearing, very quiet and durable. It is the ideal choice for all DIY furniture projects requiring mobile casters.【Suitable for a Variety of Floors】: Made of soft rubber, which is gentle and won't damage the floor. The rubber casters have elasticity, toughness, and durability. Suitable for all types of flooring, such as ceramic tiles, cement floors, marble, carpet, parquet, etc. Features: No brakes, 360-degree rotation for complete freedom of movement, and greater versatility. The wheels are made of soft rubber and rust-resistant TPE material for enhanced strength and durability. Suitable for various floor types. Built-in low-noise bearings for quiet movement. Material: Soft rubber and TPE. Color: Black. Wheel diameter: 40 mm. Thread: M8 x 15 mm. Load capacity: 20 kg per caster. Package contents: 4 x 40 mm swivel casters with M8 x 15 mm threaded stem.