Top 10 Pinhead Seat Post Lock – Bike Locks

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1. Pinhead

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Pinhead Seatpost/Saddle Lock with Vertical Bolts

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Pinhead #ad - Fits all seat tube and seatpost sizes. Easy saddle height adjustment. Seatpost or Saddle security. Uses sa coded key. Fits saddles with vertical attachment bolts.
BrandPinhead #ad
ManufacturerPinhead Components #ad
Weight0.19 Pounds
Part NumberG8
ModelG8

2. Pinhead

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Pinhead M9 & M10 Solid Axle Wheel & Seatpost Lock

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Pinhead #ad - Solid axle Wheel and Seatpost security. Easy one-time installation. Fits solid axle wheels with 9 mm and 10 mm axles. Fits all seat tube and seatpost sizes. Uses sa coded key.
BrandPinhead #ad
ManufacturerPinhead Components #ad
Height1.97 Inches
Length3.94 Inches
Weight0.18 Pounds
Width3.94 Inches
Part NumberG5
ModelG5

3. Pinhead

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Pinhead Seatpost/Saddle Lock

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Pinhead #ad - Does not include the rubber knob shown with the saddle. Seatpost or Saddle security. Fits all seat tube and seatpost sizes. Fits saddles with vertical attachment bolts. Uses qr coded key; Easy saddle height adjustment.
BrandPinhead #ad
ManufacturerPinhead Components #ad
Height1.25 Inches
Length5.5 Inches
Weight0.21 Pounds
Width5.25 Inches
Part NumberB5
ModelB5

4. Pinhead

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Pinhead Bicycle Locking Skewer Set

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Pinhead #ad - The ideal solution to bicycle wheel theft. Ensure the security of your wheels at a fraction of their replacement cost. Includes a front and rear wheel locking skewer, with each lock operated using a unique multi combination key.
BrandPinhead #ad
ManufacturerPinhead #ad
Height0.8 Inches
Length5.9 Inches
Weight0.66 Pounds
Width0.8 Inches
Part NumberPH-111
ModelPH-111
WarrantyReplace if was broken from factory

5. ABUS

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ABUS Saddle/Post Lock Nutfix Seatpost Clamp/Lock, Black, 30 Diameter

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ABUS #ad - The anodized surfaces of the caps provide long-term protection against corrosion. Component security set as a replacement for seat clamps. Can be installed using a conventional SW 8 open-jaw wrench. Nuts manufactured from high-quality stainless steel. A bicycle needs to be Locked and attached to an object so the bike is upright.
BrandABUS #ad
ManufacturerHighway Two, LLC. #ad
Height0.89 Inches
Length1.5 Inches
Weight0.22 Pounds
Width0.87 Inches
Part Number727108
Model727108

6. Pinhead

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Pinhead City Lock/Wheel Lock/Seatpost Lock/Headset Lock

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Pinhead #ad - Fits all quick release bikes. Complete Bicycle security. One key locks everything. See individual products for complete description. Uses qr coded key.
BrandPinhead #ad
ManufacturerPinhead Components #ad
Height0.79 Inches
Length5.91 Inches
Weight1.95 Pounds
Width0.79 Inches
Part NumberB3
ModelB3
WarrantyReplace if was broken from factory

7. Dilwe

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Metal Ultralight Bicycle Lock Seat Clamp Cycling Part Seatpost Clip34.9mm-Blue, Dilwe Bike Seat Post Clamp

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Dilwe #ad - Different demand: 1. 8mm and 34. 9mm sizes are alternative, and you can choose based on your need. Best cycling accessory: the bike seat clap is a great for any style of bike in need of securing a seat post. Premium material: Adopting premium metal construction, anti-rust and stable. Keep stability: there is a strong stud to fix the clamp onto seat post firmly, provide safe cycling experience. Convenient to install: Simple and convenient design, easy and quick to install.
BrandDilwe #ad
ManufacturerDilwe #ad
Height0 Inches
Length0 Inches
Weight0.04 Pounds
Width0 Inches
Part NumberDilwedb0uniqs23-08

8. Pinhead

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Pinhead Saddle Lock with Horizontal Bolts

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Pinhead #ad - Uses sa coded key. Fits saddles with horizontal attachment bolts. Saddle security. Lifetime warranty. Easy one-time installation.
BrandPinhead #ad
ManufacturerPinhead Components #ad
Height0.8 Inches
Length5.1 Inches
Weight0.09 Pounds
Width5 Inches
Part NumberG9
ModelG9

9. Kryptonite

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Kryptonite Bicycle Security Gravity WheelNutz Bike Lock M9

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Kryptonite #ad - Wheelnutz provide internal "lock-out" funcTION and can only be removed by turning the bike upside down 180 degrees. Use in tandem with Messenger Mini to create a complete locking solution for your bike.

Easy installation - only requires a 15mm wrench No keys. Easy installation - only requires a 15mm wrench No keys. Gravity locking system that secures to your front wheel. Only 81 grams per set. Weather protective coating keeps WheelNutz from corroding. Weather protective coating keeps WheelNutz from corroding. Product weight:. 17 lbs. 77kgs. Use in tandem with Messenger Mini to create a complete locking solution for your bike.

In addition to popular m9 thread - m10 001775 and 3/8" 001782 also available. Wheelnutz provide internal "lock-out" function and can only be removed by turning the bike upside down 180 degrees. Gravity locking system that secures to your front wheel. In addition to popular m9 thread - m10 001775 and 3/8" 001782 also available.
BrandKryptonite #ad
ManufacturerKryptonite #ad
Height1.57 Inches
Length0.79 Inches
Weight0.26 Pounds
Width0.79 Inches
Part Number001768
Model001768

10. Platt

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PLATT Bike Seat Post Clamp Aluminium Alloy Seatpost Collar 28.6mm / 31.8mm /34.9mm

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Platt #ad - Of your fraME. Be sure to measure the actual seat tube o. D. Aluminum alloy bicycle seat post clamp, Weight: 23g 34. 9 clamp. 28. 6 clamp suits for frame seat tube 27. 8mm-28. 8mm, 31. 8mm clamp suits for Frame Seat Tube 302mm-32. 1mm. Beautiful color, red and silver, Gold, Blue, colorfast surface, Stand out from the crowd. Note: typically used with 25. 4/27. 2/31. 8 seat post. However, seat tube wall thickness varies. 34. 9mm clamp suits for Frame Seat Tube 33. 5mm-35. 2mm. Comes anodized in black, great anti-corrosion. Easy to install: Simply secure with a 4mm Allen hex head key.
BrandPlatt #ad
ManufacturerPLATT #ad
Part NumberZXC032