Skip to content
  • 💰 Discounts + free shipping = 💰
  • 💰 Discounts + free shipping = 💰
Bike Gear WorldBike Gear World
  • Menu
  • Bikes
    • Road
    • Commuter/Urban
    • Children’s
    • Electric
    • Mountain
    • Cruiser
    • Fitness
    • Comfort
    • Cyclocross
    • BMX
    • Other
  • Skis
    • Cross Country Classic Skis
    • Cross Country Skate Skis
  • Accessories
    • Indoor Cycling
    • Locks/Security
    • Electronics
    • Children’s-Bike Accessories
    • Body Care
    • Media/Resources
    • Tools/Maintenance
    • Hydration
    • Packs/Racks/Baskets
    • Fenders
    • Trailers/Strollers
    • Travel Cases
    • Child Seats
    • Pumps/Inflation
    • Safety
    • Eyewear
    • Storage
    • Lights
    • Nutrition
    • Car Racks
    • Other
  • Parts
    • BMX
    • Saddles
    • Seatposts
    • Brakes/Levers/Pads
    • Bottom Brackets
    • Bar Ends
    • Tires/Tubes
    • Cables
    • Cranksets
    • Groups
    • Shift/Brake Combinations
    • Forks
    • Shocks
    • Shifters
    • Headsets
    • Stems
    • Wheels
    • Pedals
    • Chainrings
    • Handlebar Grips/Tape
    • Cassettes/Freewheels
    • Derailleurs
    • Chains
    • Handlebars
    • Other
  • Clothing
    • Jerseys/Tops (Long Sleeve)
    • Protective/Armor
    • Running
    • Undergarments
    • BMX
    • Shirts/Tops (Casual)
    • Outerwear
    • Shorts/Bottoms
    • Shorts/Bottoms (Casual)
    • Jerseys/Tops (Short Sleeve)
    • Gloves
    • Socks
    • Accessories
  • Helmets
    • Adults
    • Parts & Accessories
    • Kids
  • Shoes
    • Parts & Accessories
    • Cycling Shoes
  • Boots
    • Cross Country Ski Boots
  • Skis
    • Cross Country Classic Skis
    • Cross Country Skate Skis
  • Bindings
    • Cross Country Ski Bindings
    • No products in the cart.

  • Cart

    No products in the cart.

Home / Accessories / Locks/Security
  • Tifosi Optics Rail—BlackOut Interchange -Bike Gear World tifosi rail blackout 414957 1
  • OneUp Components EDC Pump -Bike Gear World oneup components edc pump 399636 1
Sale!
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 14 5
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 11 2
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 12 3
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 13 4
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite kryptolok 610 fold 273923 1 11 1
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 11 2
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 12 3
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite keeper 510 fold 273925 1 13 4
Kryptonite Keeper 510 Fold -Bike Gear World kryptonite kryptolok 610 fold 273923 1 11 1

Kryptonite Keeper 510 Fold

Rated 4.17 out of 5 based on 12 customer ratings

$101.49 Original price was: $101.49.$67.89Current price is: $67.89.

Buy Now
SKU: KEE21666228K Categories: Accessories, Locks/Security
  • Quality Products, Quality Service
  • Free 1 year warranty period
  • Nature-friendly materials, for a better planet.
  • Buy with Confidence, Get Quality
Browse
  • Accessories
    • Body Care
    • Car Racks
    • Child Seats
    • Children's-Bike Accessories
    • Electronics
    • Eyewear
    • Fenders
    • Hydration
    • Indoor Cycling
    • Lights
    • Locks/Security
    • Media/Resources
    • Nutrition
    • Other
    • Packs/Racks/Baskets
    • Pumps/Inflation
    • Safety
    • Storage
    • Tools/Maintenance
    • Trailers/Strollers
    • Travel Cases
  • Bikes
    • BMX
    • Children's
    • Comfort
    • Commuter/Urban
    • Cruiser
    • Cyclocross
    • Electric
    • Fitness
    • Hybrid
    • Mountain
    • Other
    • Road
  • Bindings
    • Cross Country Ski Bindings
  • Boots
    • Cross Country Ski Boots
  • Clothing
    • Accessories
    • BMX
    • Gloves
    • Jerseys/Tops (Long Sleeve)
    • Jerseys/Tops (Short Sleeve)
    • Outerwear
    • Protective/Armor
    • Running
    • Shirts/Tops (Casual)
    • Shorts/Bottoms
    • Shorts/Bottoms (Casual)
    • Socks
    • Undergarments
  • Helmets
    • Adults
    • Kids
    • Parts & Accessories
  • Parts
    • Bar Ends
    • BMX
    • Bottom Brackets
    • Brakes/Levers/Pads
    • Cables
    • Cassettes/Freewheels
    • Chainrings
    • Chains
    • Cranksets
    • Derailleurs
    • Forks
    • Groups
    • Handlebar Grips/Tape
    • Handlebars
    • Headsets
    • Other
    • Pedals
    • Saddles
    • Seatposts
    • Shift/Brake Combinations
    • Shifters
    • Shocks
    • Stems
    • Tires/Tubes
    • Wheels
  • Shoes
    • Cycling Shoes
    • Parts & Accessories
  • Skis
    • Cross Country Classic Skis
    • Cross Country Skate Skis
  • Uncategorized
  • Description
  • Reviews (13)

– 3mm hardened steel links for moderate security lockups
– Includes easy-to-install transport bracket
– Includes 2 keys
– Key Safe Program
– Product dimensions: Length 100cm
– Product weight: 1.90 lbs

13 reviews for Kryptonite Keeper 510 Fold

  1. Rated 4 out of 5

    John D. – September 30, 2024

    The Kryptonite Keeper 510 Fold is a solid bike lock. It’s compact and easy to carry, but the folding mechanism feels a bit stiff at first. Overall, great security for the price.

  2. Rated 5 out of 5

    Sarah M. – October 8, 2024

    Love the portability of this lock! It fits perfectly in my bag and provides peace of mind when I leave my bike outside. The build quality is excellent.

  3. Rated 3 out of 5

    Mike T. – November 13, 2024

    Good lock, but the keys are a bit flimsy. I wish they were more durable. The folding design is convenient, though.

  4. Rated 4 out of 5

    Lisa K. – December 29, 2024

    The Keeper 510 Fold is lightweight and easy to use. It’s not the strongest lock out there, but it’s perfect for quick stops in low-crime areas.

  5. Rated 5 out of 5

    David R. – January 2, 2025

    I’ve used this lock daily for months, and it still works like new. The folding mechanism is smooth, and the lock feels sturdy.

  6. Rated 4 out of 5

    Emma S. – January 22, 2025

    The lock is compact and easy to store, but I wish it came with a mount for the bike frame. Still, it’s reliable for its size.

  7. Rated 3 out of 5

    Alex P. – February 27, 2025

    Decent lock for the price, but I wouldn’t trust it in high-theft areas. The folding design is clever, but the metal feels a bit thin.

  8. Rated 5 out of 5

    Nina L. – May 8, 2025

    I love how easy it is to carry this lock around. It’s not bulky like traditional U-locks, and the security level is good for my needs.

  9. Rated 4 out of 5

    Tom H. – May 12, 2025

    The Keeper 510 Fold is a great mid-range lock. It’s not the toughest, but it’s convenient and does the job for casual use.

  10. Rated 4 out of 5

    Olivia W. – May 13, 2025

    The lock is well-built and easy to fold/unfold. My only complaint is that it’s a bit heavy for its size. Otherwise, very satisfied.

  11. Rated 5 out of 5

    Chris B. – May 13, 2025

    Solid lock for everyday use. The folding mechanism is smooth, and it feels secure. Would recommend for urban commuters.

  12. Rated 4 out of 5

    Sophia G. – May 14, 2025

    I like the compact design, but the keys are hard to turn sometimes. It’s a minor annoyance, but the lock itself is reliable.

  13. Rated 5 out of 5

    James F. – May 14, 2025

    Great balance between security and portability. The Keeper 510 Fold is perfect for my needs—lightweight yet sturdy enough for short stops.

Add a review Cancel reply

Related products

Tifosi Optics Sledge Lite—Crystal Smoke Interchange
Quick View

Accessories

Tifosi Optics Sledge Lite—Crystal Smoke Interchange

$51.43
Sale!
Adams Block/Sleeve Hitch
Quick View

Accessories

Adams Block/Sleeve Hitch

Rated 4.41 out of 5
$59.99 Original price was: $59.99.$41.99Current price is: $41.99.
Sale!
Mirrycle Incredibell Bellini
Quick View

Accessories

Mirrycle Incredibell Bellini

Rated 4.24 out of 5
$16.20 Original price was: $16.20.$11.34Current price is: $11.34.
Sale!
Ryno Power Endurance Capsules
Quick View

Accessories

Ryno Power Endurance Capsules

Rated 4.10 out of 5
$69.99 Original price was: $69.99.$48.99Current price is: $48.99.
Sale!
Zefal Dooback II- Left
Quick View

Accessories

Zefal Dooback II- Left

$24.99 Original price was: $24.99.$17.49Current price is: $17.49.
Sale!
Lezyne Hecto Drive 500XL
Quick View

Accessories

Lezyne Hecto Drive 500XL

$69.99 Original price was: $69.99.$48.99Current price is: $48.99.
Sale!
Bontrager Hollow 6mm Bottle Cage
Quick View

Accessories

Bontrager Hollow 6mm Bottle Cage

Rated 4.64 out of 5
$12.00 Original price was: $12.00.$8.40Current price is: $8.40.
Sale!
Zefal Profil Travel
Quick View

Accessories

Zefal Profil Travel

$89.99 Original price was: $89.99.$62.99Current price is: $62.99.
OUR SHOP
  • My account
  • Checkout
  • Cart
  • Payment Method
CONTACT
  • About Us
  • Contact Us
  • FAQ
  • Returns & Exchanges
CUSTOMER SERVICES
  • Privacy Policy
  • Term and Conditions
  • Delivery
STAY IN TOUCH

Sign up for exclusive offers, original stories, events and more.

    Copyright 2025 © www.bikegearworld.com
    • Bikes
      • Road
      • Commuter/Urban
      • Children’s
      • Electric
      • Mountain
      • Cruiser
      • Fitness
      • Comfort
      • Cyclocross
      • BMX
      • Other
    • Skis
      • Cross Country Classic Skis
      • Cross Country Skate Skis
    • Accessories
      • Indoor Cycling
      • Locks/Security
      • Electronics
      • Children’s-Bike Accessories
      • Body Care
      • Media/Resources
      • Tools/Maintenance
      • Hydration
      • Packs/Racks/Baskets
      • Fenders
      • Trailers/Strollers
      • Travel Cases
      • Child Seats
      • Pumps/Inflation
      • Safety
      • Eyewear
      • Storage
      • Lights
      • Nutrition
      • Car Racks
      • Other
    • Parts
      • BMX
      • Saddles
      • Seatposts
      • Brakes/Levers/Pads
      • Bottom Brackets
      • Bar Ends
      • Tires/Tubes
      • Cables
      • Cranksets
      • Groups
      • Shift/Brake Combinations
      • Forks
      • Shocks
      • Shifters
      • Headsets
      • Stems
      • Wheels
      • Pedals
      • Chainrings
      • Handlebar Grips/Tape
      • Cassettes/Freewheels
      • Derailleurs
      • Chains
      • Handlebars
      • Other
    • Clothing
      • Jerseys/Tops (Long Sleeve)
      • Protective/Armor
      • Running
      • Undergarments
      • BMX
      • Shirts/Tops (Casual)
      • Outerwear
      • Shorts/Bottoms
      • Shorts/Bottoms (Casual)
      • Jerseys/Tops (Short Sleeve)
      • Gloves
      • Socks
      • Accessories
    • Helmets
      • Adults
      • Parts & Accessories
      • Kids
    • Shoes
      • Parts & Accessories
      • Cycling Shoes
    • Boots
      • Cross Country Ski Boots
    • Skis
      • Cross Country Classic Skis
      • Cross Country Skate Skis
    • Bindings
      • Cross Country Ski Bindings
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.