What's the difference between Power mags, Shooting Star, & Match Grade? Other than the price?
Try giving CMC a call or an email. I'm sure they have the answers you're looking for.
HOURS OF OPERATION: Office: Monday - Friday 8:00 am - 5:00 pm Central Time
PHONE: Voice (512) 280-4280 Fax (512) 280-4282 Orders Only (800) 328-2447
WEB PAGE: http://www.chipmccormickcorp.com
TECHNICAL ASSISTANCE: Monday - Friday 9:00 am- 3:00 pm Central Time. Phone (512) 280-4280