【Replacement Canvas Strap for Casio GR-B100 Air Rescue – 24mm Quick Release Band】 – Precision-engineered replacement strap designed for Casio G-SHOCK GR-B100 Air Rescue (空霸) series. Features 24mm lug width – compatible with GR-B100, GR-B100-1A2, GR-B100-1A, and all GR-B100 variants (Module 5536). Crafted from durable canvas fabric that delivers a rugged, tactical aesthetic while remaining lightweight and breathable. The perfect upgrade for your Air Rescue – combining aviation-inspired style with all-day comfort.
Perfect Fit for GR-B100 Air Rescue Series – Specifically engineered for Casio G-SHOCK GR-B100, GR-B100-1A2, GR-B100-1A, GR-B100-1A4, and all GR-B100 variants. Features the Module 5536 with Bluetooth connectivity, Tough Solar, and twin sensor (altitude/barometer + compass). The 24mm lug width is the standard for the Air Rescue platform.
Durable Canvas Construction – Crafted from high-quality canvas fabric that provides:
Breathability – keeps your wrist cool during daily wear
Durability – tough enough for the Air Rescue’s aviation-inspired lifestyle
Lightweight – reduces wrist fatigue compared to heavy resin or metal straps
Quick-drying – perfect for active use
Available in tactical colors – Black, Olive Drab, and Khaki


















Air Rescue Aviation Aesthetic – The rugged canvas texture perfectly matches the GR-B100 Air Rescue’s aviation-inspired design – inspired by cockpit instruments and aircraft-grade functionality. The canvas strap adds a tactical, utilitarian look that complements the watch’s twin sensor and Bluetooth features. Available in Olive Drab – the signature color for aviation/military style.
Carbon Core Guard Compatible – Designed to work seamlessly with the GR-B100’s Carbon Core Guard structure – providing lightweight protection with a carbon fiber-reinforced case. The 24mm strap fits perfectly without interfering with the case structure.
Universal Wrist Fit – Standard length fits most wrist sizes from 6.5'' to 8.7'' (165mm–220mm) . The soft canvas ensures comfort even during extended wear.
OEM-Spec Alternative – Precision-crafted to match original Casio specifications. A cost-effective solution compared to OEM Casio straps. Note: These are aftermarket replacement parts, not genuine Casio® parts.
Easy Installation – Direct replacement for the original strap. Quick-release spring bars allow for effortless installation in seconds. Complete with spring bars included. No special tools required.