Adjustable double-sided clamp for bookshelf speakers — secure, low-vibration wall mounting Key benefits Secure hold: Supports speakers up to 20 kg and resists bending or pulling out, so your speakers stay exactly where you place them. Flexible fit: Adjustable double-sided clamp accepts speaker widths from 130 to 320 mm, covering most bookshelf and satellite speakers. Clean, modern look: Reinforced black coating and a knob-style adjustment provide a discreet, contemporary finish that complements living rooms, studios, and offices. Long-term stability: Metal inner construction and well-designed clamping mechanisms minimize vibration and keep speakers stable over time. What makes this product stand out Dual-sided adjustable clamp lets you precisely center and secure speakers of different widths without shims or adapters. Fine-thread adjustment screws on left and right clamps deliver accurate, repeatable clamping pressure and secure alignment. Built for masonry and bolt mounting: designed for installation on bolts, concrete, or brick walls for a reliable anchor point. Features at a glance Load capacity: up to 20 kg per mount Compatible speaker width: 130–320 mm Mounting surfaces: bolts, concrete, brick Finish: reinforced black coating Construction: metal inner frame with precision clamp mechanisms Adjustment: left and right clamps with fine-thread screws for precise fit Installation and use notes Mount directly to bolts, concrete, or brick using appropriate anchors and hardware for your wall type. Confirm speaker weight does not exceed 20 kg and that speaker width falls within 130–320 mm before installing. Use the fine-thread screws to evenly tighten both left and right clamps for a centered, secure hold. Practical applications Living room bookshelf speakers: Mount satellite or bookshelf speakers near listening positions to free shelf space while keeping them stable and vibration-free. Home studio or small control room: Secure nearfield monitors to walls to optimize placement and reduce desk clutter while maintaining accurate positioning. Retail, office, or conference spaces: Install background or paging speakers on masonry walls for discrete, reliable audio distribution. What you get A robust, low-profile, adjustable double-sided clamp engineered to hold bookshelf and satellite speakers securely on bolts, concrete, or brick walls.