Make a mark through. the axle hole and drill a 1/2 hole, (or the diameter of the axle hole for your wheels), for the axle. bolt in the marked position. Cut off the end so the edge closest to the axle hole is 32 1/2 long as shown.
What causes a rapid heart rate? A: According to WebMD, a rapid heart rate, also referred to as heart palpitations, can be caused by a variety of factors, including anxiety, the use of stimulants or caffeine, stress, and hormonal fluctuations during pregnancy.
The following conditions can make the heart beat faster, stronger or irregularly, and can be a cause of heart palpitations: 1  an overactive thyroid. 2  a low blood sugar level. 3  anaemia. 4  some types of low blood pressure.