Our 6061 Billet aluminum Chrome V-Lock Phone Mount on a 2" knuckle with a bar mount option for those that may not have space on their perch due to installed accessories. The bar mount fits 1/2" bars up to 1 1/4" bars with the included sleeve options (for 1 1/4" bars you do not use a sleeve). Security locking nut preinstalled on the knuckle. Includes 2 tethers for added security when riding on rough roads. **Lifetime Warranty**