Cylinder lock for pre tensioned doors designed to increase security, resist tampering, and fit a range of door thicknesses. Key benefits Stronger protection: AB key cylinder provides anti-theft resistance to reduce unauthorized entry. Durable construction: Brass body delivers corrosion resistance and long service life in regular use. Better key control and tamper resistance: Extended core and extended buttons improve key engagement and make manipulation more difficult. Reliable performance: Built for consistent operation with standard pre-tensioned locking systems. Features and specifications Type and fit: Cylinder lock for pre tensioned doors. Available lengths: 65, 70, 80, 90, and 115 mm to match different door thicknesses and trim requirements. Security: AB key cylinder for anti-theft protection. Material: Brass body for durability and corrosion resistance. Design details: Extended core and extended buttons for improved key control and tamper resistance. Finish: Color code 70 32.5 37. Compatibility: Works with standard door locking systems that use pre tensioned cylinders. Why customers choose this cylinder Fits correctly: Multiple lengths let you select the correct cylinder length so the lock sits flush and operates smoothly. Reduces risk: Anti-theft AB key profile and extended components lower the chance of forced entry or lock manipulation. Lasts longer: Brass construction and reliable mechanics reduce maintenance and replacement frequency. Practical use scenarios Home front entry door requiring robust anti-theft protection and a precise cylinder length for secure fit. Small office or shop door where controlled access for staff is needed and durable daily operation is required. Rental or multi-tenant properties that require different cylinder lengths across doors while keeping consistent security features. Installation note Designed for compatibility with standard pre tensioned cylinder locking systems. Confirm required cylinder length (65, 70, 80, 90, or 115 mm) before ordering for proper fit.