• Kryptonite Keeper chain lock, black nylon sleeve with white Kryptonite branding, coiled with keys, against a dark checkered background.
  • Close-up of the black metal lock head on the Kryptonite Keeper chain lock, showing the hardened steel deadbolt and the end link design.
  • The Kryptonite Keeper chain lock head in a horizontal close-up, featuring the high-security disc-style cylinder, with one of the ergonomic "I" keys inserted into the lock.
  • Extreme close-up of the durable weather-resistant black nylon sleeve covering the Kryptonite Keeper chain lock, showing the weave and a white graphic detail.

Murf Electric Bikes

Kryptonite Keeper Chain Lock | 7mm Hardened Steel

Kryptonite Keeper Chain Lock | 7mm Hardened Steel

SKU: AC-KKPR

Price: $55.00
List Price: $55.00
Price: $55.00

Notify me when this product is available:

View Cart

KRYPTONITE KEEPER CHAIN LOCK

Security You Can Trust.

Hardened steel chain with high-security disc-style cylinder. 47-inch length secures your bike to fixed objects. 7mm four-sided chain links (3T manganese steel) resist cutting and prying. Weather-resistant nylon sleeve protects against elements. Backed by Kryptonite's Anti-Theft Protection Offer up to $500. Compatible with all models and brands.

KEY SPECS

● Chain Material: 3T manganese steel (7mm four-sided links)

● Chain Length: 47 inches

● Lock Type: High-security disc-style cylinder with patent-pending end link design

● Sleeve: Durable weather-resistant nylon

● Weight: 3.75 lbs

● Compatibility: Universal fit for all e-bike frame types and sizes

● Anti-Theft Coverage: Up to $500 protection offer included

WHO'S THIS FOR

Worried about bike theft in urban environments? Want a chain lock that resists cutting and prying? Need security backed by a theft protection guarantee?

FROM PROBLEM TO SOLUTION

Maximum Theft Prevention

Urban bike theft is a real concern. Here's real security:

  • 7mm hardened steel links (resists cutting and prying tools)
  • High-security disc-style cylinder (patent-pending end link design)
  • 47-inch length (secures bike to large fixed objects like bike racks, poles)
  • Backed by Kryptonite Anti-Theft Protection Offer up to $500 (if bike is stolen, you're covered)

Weather-Resistant Protection

Urban commuting means all-weather exposure. Here's durability:

  • Weather-resistant nylon sleeve (protects chain and bike frame from scratches)
  • Corrosion-resistant manganese steel (maintains strength in rain, snow, humidity)
  • Durable end link design (engineered for long-term use)
REAL-WORLD USE CASE

Scenario: The Urban Commuter's Peace of Mind

Problem: You lock your bike daily in public spaces and need security you can trust.

  • Hardened steel chain (resists common cutting tools)
  • Long length (reach large, secure anchor points)
  • $500 Anti-Theft Protection Offer (peace of mind if theft occurs)
  • Weather protection (maintains security year-round)
COMPATIBLE PRODUCTS

Great reasons to buy from us:

  • Image of trustbadges Veteran Owned
  • Image of trustbadges 2 Year Warranty
  • Image of trustbadges Free shipping over 250 USD