【No-Drill Installation】Pure clip-on rotary locking system requires no drilling, screws, or adhesive - simply adjust and clip onto sliding window tracks without leaving holes or marks.
【Dual Installation Methods】Supports both inner clamp (15-32mm track compatibility) and outer support (24-42mm track compatibility) installation modes for most aluminum sliding windows and balcony doors.
【Heavy-Duty Construction】Made from thickened hard alloy with sandblasted paint finish for rust and scratch resistance, plus anti-slip rubber pads for enhanced friction and stability.
【Adjustable Opening Control】Front knob allows precise adjustment of window opening width - perfect for ventilation while preventing full opening for child and pet safety.
【Weather Resistant Design】Durable materials withstand wind impacts and sliding collisions without slipping, while resisting sun exposure and rain damage for long-lasting performance.