ALL-NEW! SIDEKICK XL is our new deeper reach model allowing you to grab a wheel together with bike frame and post. SIDEKICK is your perfect ride companion. We tested the XL over the summer of 2024 as a pilot and have now added permanently given outstanding customer reviews. - LIGHTWEIGHT: Weighs only 2.5lbs (550g). Compare vs. other U-locks. - COMPACT: Fits easy in bag or pack. Opening size for XL is 4.00" x 9.50" (10cm x 24cm) and allows you to grab a wheel with a post! - NON-MARRING: Silicone-coated lock body. Won't scratch your bike frame. Black or Orange. - STRONG: Double-shackle 14mm hardened steel with anti-rotation deadbolt. - KEYED: Three keys included in case you lose 'em!