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Kryptonite // Series 4 w/ Flex Cable

Our best selling lock, just got better!
Brand: Kryptonite
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Kryptonite "Evolution Series 4" Combo
Great value, high security combination of the highly respected Kryptonite Series 4 U-Lock and versatile Kryptoflex 410 4ft cable offering that extra security where you need it.

Particularly useful when locking bikes with quick release wheels.

Kryptonite Series 4 U-Lock:

  • 14mm hardened MAX-Performance steel shackle resists bolt cutters and leverage attacks
  • Patented*, hardened oval crossbar design is stronger than typical round tube
  • Hardened double deadbolt design gives additional protection against twist attacks
  • High security disc-style cylinder
  • Includes new Transit FlexFrame-U transportation system which allows for versatile carrying
  • Protective vinyl coating
  • Sliding dustcover protects and extends cylinder life
  • 3 stainless steel keys – one lighted with high intensity LED bulb & replaceable battery
  • Key Safe Program
Kryptoflex 410 4ft cable :
  • Perfect for accessory security when combined with another Kryptonite lock
  • 10mm braided steel cable provides increased cut resistance 
  • Double looped cable for use with all Kryptonite U-locks, disc locks and padlocks
  • Protective vinyl cover

  • Kryptonite // Series 4 w/ Flex Cable
  • Kryptonite // Series 4 w/ Flex Cable
Kryptonite Series 4 U-Lock:
  • Product dimensions: 4” x 9” (10.2cm x 22.9cm)
  • Product weight: 3.75 lbs (1.70 kgs)
Kryptoflex 410 4ft cable :
  • Product dimensions: 3/8” (10mm) cable diameter
                                          4’ (120cm) cable length
  • Product weight: 0.70 lbs (0.32 kgs)