Description ATOM Sonic Lockable Castor Lockable castor wheel for the skyVac Atom Sonic. Simply flip the lever down to secure it in place. The existing Sonic castors can be removed and replaced with locking castors, without any tools required. Included 1 x Lockable Castor wheel for the skyVac® Atom Sonic Specifications: Material – Steel Weight – 270g Wheel size – 3 inches
