58mm Omni Rack Easy Wheels (S3level) for Brompton Folding Bike & Electric Bicycle, Green Limited Omni-Direction Roller Replacement Accessories with Bearing [M6*45MM/60MM Screw]
The noise reduction effect is stronger while maintaining flexibility, and the built-in 304 stainless steel inner shaft is stronger
Use 40A soldness material ( old version 95A). Softer material let the wheels quieter and make less noise while pushing.
Equipped with bearings suitable for brompton, can be used directly. Package contain an extra spare accessories bag
The SUS 304 shaft at the key shaft part has an overall lifespan that is 3-5 times longer than that of nylon shafts (yield strength and tensile strength are 3-5 times that of nylon materials.)
The main body is made of nylon PA material, which has strong fatigue resistance, and the overall service life is several times that of ABS material.
Let the brompton portable bike push freely to all directions when folding instead of just driving in a straight line.