Easy installation in seconds. no tools are required to install the easyblind universal blind cylinder, and it always fits. simple, fast, and uncomplicated! - fire-resistant, certified, and patented universal blind cylinder - suitable for all doors that are not intended to be locked - approved for use in fire/smoke doors (mpa 120004648) - installation in under 3 seconds without tools - most affordable complete solution on the market - simple plug-in mechanism - optimally covers doors with profile cylinder holes - suitable for all door thicknesses - die-cast zinc with a nickel-plated or black lacquered surface - elegant design, without logo - delivery within 24 hours nationwide Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.