Defender BKD250 Cylinder Protector for armored doors. This is a high-quality product with reinforced construction for superior resistance to break-in attempts.

• Made of diamond dust and carbide.
• Ideal for armored and security doors, compatible with cylinder locks.
• Reinforced body construction offering high resistance to break-in attempts.
• Cannot be removed from the outside, secured with through-screws directly to the lock body.
• Features two additional steel balls at the screw points for increased removal difficulty.
• Includes support screws with increased elasticity and fine threading.
• Steel decorative rosette, impact resistant.
• Adjustable length for easy adaptation to different installations.
• Of Italian origin.