--- product_id: 1035958 title: "Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black" brand: "kryptonite" price: "€ 73.57" currency: EUR in_stock: true category: "Kryptonite" url: https://www.desertcart.pt/products/1035958-kryptonite-keeper-12-standard-heavy-duty-bicycle-u-lock-bracket store_origin: PT region: Portugal --- # 12mm hardened steel shackle Includes click-style transport bracket High security Bent Foot™ design Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black **Brand:** kryptonite **Price:** € 73.57 **Availability:** ✅ In Stock ## Summary > 🔐 Lock in your ride’s safety with Kryptonite Keeper 12 — because your bike deserves elite protection. ## Quick Answers - **What is this?** Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black by kryptonite - **How much does it cost?** € 73.57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/1035958-kryptonite-keeper-12-standard-heavy-duty-bicycle-u-lock-bracket) ## Best For - kryptonite enthusiasts ## Why This Product - Trusted kryptonite brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Protective Vinyl Covering:** Safeguards your bike’s finish while adding a sleek, professional look. - • **Unyielding 12mm Hardened Steel:** Resists hand tools and prying attacks for peace of mind in moderate crime areas. - • **Click-Style Transport Bracket Included:** Seamlessly mounts to your bike frame for on-the-go convenience and style. - • **Reinforced Collar & Disc-Cylinder Lock:** Enhanced protection around the keyway to thwart picking and drilling. - • **Bent Foot™ Design for Effortless Security:** Ergonomically crafted for quick locking without compromising strength. ## Overview The Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock features a 12mm hardened steel shackle and a high-security Bent Foot™ design, providing robust protection against hand tools. It includes a reinforced collar over the keyway and a high-security disc-cylinder lock to prevent tampering. The lock comes with a click-style transport bracket for easy mounting and a protective vinyl cover to prevent bike damage, making it an ideal security solution for moderate crime areas. ## Description 12mm HARDENED STEEL SHACKLE resist hand tools. Reinforced collar over keyway for increased protection. HIGH SECURITY DISC-CYLINDER. Includes click style TRANSPORTATION BRACKET. High security BENT FOOT™ DESIGN for ease of use. Protective vinyl covering. Key Safe Program. Product dimensions: 4” x 8” (10.2cm x 20.3cm). ## Features - 100 - Imported - An affordable U lock for moderate crime areas - 12 mm hardened steel shackle - High security Bent Foot design - Model number: GK997955 - 12mm hardened steel shackle resist hand tools ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000BL1P3O | | Additional Features | Key Unlock | | Best Sellers Rank | #690,532 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #275 in Bike U-Locks | | Brand Name | Kryptonite | | Color | Black | | Control Method | Touch | | Controller Type | Hand Control | | Customer Reviews | 4.1 4.1 out of 5 stars (3,160) | | Finish Types | Bronze | | Global Trade Identification Number | 00647946119863, 00720018997955 | | Included Components | Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black | | Item Dimensions | 8.27 x 5.31 inches | | Item Type Name | U-Locks | | Item Weight | 100 g | | Lock Type | U-Lock | | Manufacturer | Kryptonite | | Manufacturer Part Number | 57-98960 | | Manufacturer Warranty Description | Limited Manufacturer | | Material Type | hardned steel vinyl covered to protect the finish of your bike. | | Model Name | Kryptonite 57-98960 | | Model Number | 997955 | | Number of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 1 | | Recommended Uses For Product | Security | | Shape | U Shape | | Style Name | U-lock With Bracket | | UPC | 720018997955 647946119863 | ## Product Details - **Brand:** Kryptonite - **Item dimensions L x W x H:** 8.27 x 5.31 inches - **Lock Type:** U-Lock - **Material:** hardned steel vinyl covered to protect the finish of your bike. - **Special Feature:** Key Unlock ## Images ![Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black - Image 1](https://m.media-amazon.com/images/I/61iiVHeuL+L.jpg) ![Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black - Image 2](https://m.media-amazon.com/images/I/41sLefkffqL.jpg) ![Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black - Image 3](https://m.media-amazon.com/images/I/51ji6iSOQXL.jpg) ## Available Options This product comes in different **Pattern** options. ## Frequently Bought Together - Kryptonite Keeper 12 Standard Heavy Duty Bicycle U-Lock with Bracket (4-Inch x 8-Inch), Black - Kryptonite Keeper 712 Bike Chain Lock, 4 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence,Black - Kryptonite Keeper 785 Bike Chain Lock, 2.8 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/1035958-kryptonite-keeper-12-standard-heavy-duty-bicycle-u-lock-bracket](https://www.desertcart.pt/products/1035958-kryptonite-keeper-12-standard-heavy-duty-bicycle-u-lock-bracket) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-29*