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This month’s Star Letter wins
The writer of this month’s Star Letter wins a Kovix Brake Lever Lock worth £94.99. New from Kovix, this combines a robust metal body with an ear-splitting 120db alarm to provide extra layers of security when your motorcycle is parked. Find out more at www.thekeycollection.co.uk
I would suggest that the method used to determine the vertical displacement of the piston using the angle of