Strike Polymer Backup Sights SPBUS

⚠️ Important: Designed for airsoft, training, and recreational use. Please verify rail dimensions before installation. SI Style Strike Polymer Backup Sights SPBUS The SPBUS polymer backup sight set is designed as a lightweight and practical sighting solution for modern rifle platforms. With a compact low-profile structure and reinforced mounting components, the system offers a clean setup while maintaining durability during regular use. Designed around a streamlined folding architecture, these sights remain unobtrusive when not in use while allowing rapid deployment whenever secondary sighting capability is required. Key Features Compact low-profile design to reduce snagging on gear and equipment Integrated emergency sighting capability available even when folded down Tool-free windage and elevation adjustment for quick field changes Dual-aperture rear sight system for different engagement distances and preferences Manual deployment mechanism prevents unwanted opening during movement and handling Front sight can be customized or painted according to user preference Lightweight reinforced construction balancing durability with reduced weight Excellent value-oriented design for practical setups Material & Construction The SPBUS uses a mixed-material design to provide an ideal balance between weight reduction and durability: Main body: Polymer Left side of mounting base: Polymer Right side of mounting base: Steel Sight adjustment wheel: Steel Reinforced steel components are positioned in high-stress areas to improve long-term durability during repeated deployment and adjustment. Compatibility Compatible with all standard Picatinny / 1913 rail systems Suitable for AEG, GBB, PTW, and similar rifle platforms Compatible with modern AR-style and tactical rifle builds Technical Specifications Product Name SI Style Strike Polymer Backup Sights SPBUS Main Material Polymer + Steel reinforced components Body Material Polymer Left Base Material Polymer Right Base Material Steel Adjustment Wheel Steel Mounting Interface Picatinny / 1913 Rail Why Choose SPBUS? Backup sights should remain lightweight, reliable, and unobtrusive until needed. The SPBUS follows that philosophy by combining reinforced construction with a compact design that integrates naturally into modern rifle setups. Whether used as a primary sighting solution on lightweight builds or as a secondary backup system alongside optics, the SPBUS delivers a clean and practical addition without unnecessary bulk. Package Disclaimer This product is intended for airsoft and training use only. Minor fitment differences may occur depending on rail tolerances and manufacturer variations.