|  | 31. | Flintlock weapons were commonly used until the mid 19th century, when they were replaced by percussion lock systems. 
 
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|  | 32. | "Brekke sluse " ( in the south of the system ) is Northern Europe's highest canal lock system. 
 
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|  | 33. | In late January 2006, Chevrolet introduced a G-80 differential lock system as optional for most Colorado trim levels. 
 
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|  | 34. | This is a disappointing combination, considering that all Chevrolet Silverados have four-wheel disk brakes with an anti-lock system. 
 
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|  | 35. | Today the Erie Canal and its lock system is used primarily for recreational boat use among locals and tourists. 
 
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|  | 36. | A strap lock system is used to provide a more secure attachment of a guitar strap to a guitar. 
 
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|  | 37. | "Doug Golden did meet the test by locking his house and by using the cable-lock system on the guns. 
 
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|  | 38. | The breech-lock was achieved by a propping system similar to the breech lock system used in the Glisenti Model 1910. 
 
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|  | 39. | Both with and without the anti-lock system, drivers quickly develop a lot of faith in the Miata's ability to stop. 
 
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|  | 40. | But traction control requires the purchase of a four-speed automatic overdrive transmission ( $ 820 ) and the anti-lock system. 
 
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