Weakness in the arm may occur on one or both sides of the body, may accompany weakness in other parts of the body, and may occur with a variety other symptoms, including arm pain.
1 S: Bike size 14-16in: generally for riders between 5ft 4in and 5ft 7in. 2  M: Bike size 16-18in: generally for riders between 5ft 7in and 5ft 10in. 3  L: Bike size 18-20in: generally for riders between 5ft 10in and 6ft 1in. 4  XL: Bike size 20-22in: generally for riders over 6ft 1in.
My experience is that the differences amongst poles of similar spec's and reach, tend to be fairly close (ounces) on weight, For example the K-152 weighs 1.34 pounds, and the PSC Elite Large (4 shorter at max) weighs 1.13 pounds which is about 3 oz l ess.  also in the DC/Baltimore area . Thanks, Jim....