Instantly makes wheelchairs and walkers easier to push and a pleasure to steer! 100%-synthetic lubricant, perfect for all wheelchairs and mobility chairs manual and electric! Never becomes gummy or sticky, immediately begins to displace old petro-oils or sprays. Quickly quiets all the squeaks from wheels, castors, Essentially odor-free, a pleasure to use, safe for all plastics, materials, and painted surfaces. Comes with 3 different-length needles, 1/2", 1-1/2", AND 3", each with its own silicone tip scabbard! Liquid Rescue, formerly Liquid Bearings, is the 100%-synthetic lubricant that consistently outperforms all others we have tested over many years. It is superior for wheelchairs and mobility chairs because it never evaporates, quiets all the squeaks in the wheels or castors, and makes the chair easier to push and steer for everybody! Put a drop on the wheels, axles, casters, any adjustable armrests, swing-away or elevating foot rests, and motors if the chair has them. It makes all the chair adjustments easier for everyone, so the chair is more likely to be set up properly for ease of transfer for the rider, and easier pushing and steering for the caregiver. It is perfectly safe to begin using Liquid Rescue on your wheelchair with no pre-cleaning, even if you have been lubricating it with conventional oils or sprays for years. You will instantly notice that your chair will move more freely and smoothly with Liquid Rescue, especially if you have been using petroleum-based oil, grease, or sprays on it. It is completely safe for all plastics, finishes, painted surfaces, and materials, so use it anywhere.