Lightweight and easy to use, our Dumbbell Handle Collars have been designed to pair well with all of our Dumbbell Handles. Narrow but sturdy, these collars won’t limit loading space on the sleeves, so you’ll have plenty of room to for plates without compromising on a secure hold. Unlike traditional collars, these use a minimalistic screw closure mechanism to save on space. For this setup, we’ve included an allen key with all sets so you can easily loosen and tighten the collars when and where needed. Specifications: Fit down to 50mm bar sleeves. Therefore suitable for all barbells, specifically dumbbell handles Allen key included for tightening Approx. weight: 300g per collar Colour: Black Material: Carbon steel Sold as a pair Width: 23mm Recommended for use in combination with our Solid Steel Axle Dumbbell Handle