VESSEL Window Stopper (with anti-loosening feature) Silver MSY-40S

VESSEL Window Stopper (with anti-loosening feature) Silver MSY-40S

Range of motion: 27–44 mm

Easy-to-Install Window Security: Features a Ratchet Mechanism That Prevents Backlash and Won’t Loosen Due to Vibration The gear inside the knob is secured by an anti-loosening mechanism, so it won’t loosen even with vibration Installation is as simple as tightening the knob—no tools or adhesives required. To remove, loosen the knob while holding down the metal piece in the center. Ventilation is no problem—it won’t loosen due to vibration even next to an exhaust fan. No tools or adhesives required for installation; recommended for renters.