C5811 - Single cylinder (outside) Application For use with ASSA Modular and Connect lockcases. Specification The cylinder is fixed with four high security hardened steel screws, supplied with the accessory set.ASSA accessories must be used. Finish Standards Downloads C5811 - Single cylinder (outside) (.pdf, 58 kB) Close Ordering Options 10457730013 C5811 S/D WITH 2 KEYS ST3 10457730020 C5811 S/D WITH 2 KEYS ST3 10457709020 C5811 M/K NO KEYS ST3 Close C5813 - Single cylinder (inside)For use with ASSA Modular and Connect lockcases. C5812 - Double cylinderFor use with ASSA Modular and Connect lockcases.