STD standard laser sail, RAD radial laser sail, 4.7 laser sail

Useful links

We have a reseller on the West Coast, Sailing Pro Shop, for all your sailing needs:
http://www.sailingproshop.com/

Laser Trader is a great resource to find used boats:
http://www.lasertrader.org/

If you need help determining which rig you have and which sail you need, here is a link to the official rig and sail measurements (scroll down for sails ans rigs measurements).