TIGR Mini Lightweight Titanium Bicycle Lock & Mounting Clip High security, disc-style lock cylinder (includes two keys) Push-button lock (no key required to engage lock) PVC coating on bow protects bike frame from scratches Included Mounting clip is simple to install, easy to use Handmade in America, 0.9 lbs, 0.4 kg ART Certified 0.9 pounds (428 grams) Snapped into the Mounting Clip, or tucked in a pocket. The TiGr mini is there when you need it. Push to lock. You can keep the key in your pocket when you lock up. Laboratory tested and certified by independent experts. Keeping bikes safe every day all over the world since 2011. Can of lite beer iPad All other bike locks with the same ART security rating.