Kryptonite give this a 12/12 rating on their own rating system and consider this product gives extreme motorcycle protection, suitable for moderate to high crime areas.

• 3.2" x 11.9" (81mm x 302mm)
• 18mm hardened MAX-Performance steel shackle resists bolt cutters and leverage attacks
• Oversized hardened steel sleeve over crossbar for double security
• Double deadbolt locking for extensive holding power
• High security disc-style cylinder
• Center keyway defends against leverage attacks
• Protective vinyl coating
• Sliding dustcover protects and extends cylinder life
• 3 keys - one lighted with high intensity bulb & replaceable battery