New on-line tool: Swing weight calculator

USRSA.com: On-line swing weight calculator figures swing weights to 1% of machine determined swing weights. Swing weight Calculator figures four weights:

1. Swing weight
2. Twist Weight
3. Recoil Weight
4. Hitting Weight

An amazing tool. Now USRSA members can easily do swing weights and customization!

100 new strings added to string selector

USRSA.com: The on-line String Selector tool now contains about 240 strings from 25 manufacturers. Multiple gauges of each string are included. Links to playtests, when available, are provided. All strings indexed against gut (Babolat VS Power 16). (USRSA members only.)