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SPEEDWOW Roll Control Line Loc Hill Holder heavy duty type brake lock

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line lock
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Roll Control Line Loc Lock Hill Holder Line lock heavy duty type brake lock


  • line lock kits are used for drag racing to lock the front tires of the car. 
  • Decreases the chance of your car rolling through the lights before it's time.Also locking the front wheels produces a more efficient burn-out to heat up your tires. 
  • Extensive testing has shown a 10-millisecond release time with vibration resistance up to 30-G's with no mechanical failure. 
  • On the street or off-road,  line lock can also be used as a temporary electronic parking brake when both the clutch and brake are needed at the same time. 
  • Kits allow you to lock your front or rear brakes at will. 
  • Includes a re-buildable nickel-plated solenoid valve, activation switch (shifter mountable), arming light, fuse holder with fuse, and black chromate heat sinks.


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Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).