Features: Effortlessly detach your backpackS with magnetic quick release systems while maintaining secure stability during active use, for "magnetic backpack clip" and "quick release attachment" applications. Silicone cushioning, reinforced aluminum alloy frame, and stainless steel locking mechanisms ensures performances across terrains and daily commutes. for cyclists, explorers, and professional who demand swifts gear between workstations, vehicles, and outdoor adventures. Securely mounts water bottles, flashlights, or GPSs devices to backpacks during hiking, biking, or business travel without compromising accessibility or balance. Optimized weight distribution and universals compatibility make this expandable accessory for integrating with tacticals packs, laptop carriers, and camping gear systems. Specifications: Materials: Silicone + Magnet + Aluminum Alloy + Stainless Steel + PC Size: 60mm styles: A single set, B with base, C with base adapter(optional) Package Includes: 1Set Magnetic Backpack Clip note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.