bolts - the phillips screws or allan key bolts used to hold the trucks onto the board.
deck -the top of the board where you stand .
grip tape - sandpaper like material affixed to the top of the deck with adhesive, used to increase the friction between the deck and the skater’s feet.
nose - the front of the skateboard, from the front truck bolts to the end.
rail - the plastic strips attached to the board’s underside to older skateboards .Usually found on single kick decks from the 80's
A rail is also a metal, concrete or wooden bar used to do slides and grinds upon. Wooden bars are uncommon
tail - the rear of the skateboard, from the back truck bolts to the end.
trucks - the front and rear axle assemblies that connect the wheels to the deck and provide the turning capabilities for the board.
wheels - usually made of polyurethane and sized between 39 and 70 millimeters in diameter; their hardness is measured by durometer, a number ranging from 0 to 100—soft wheels have a durometer of about 85, hard wheels have a durometer of 98 or higher.
wheelbase - the distance between the front and back wheels, measured between the two sets of innermost truck holes.