Luxilon Big Banger ALU Power Fluoro 17 Tennis String is a re-engineered version of the best selling Big Banger ALU Power. It adds fluorofibre to the string composition for added comfort when compared with Big Banger ALU Power. All Big Banger Strings Advantages: - Give more power. - Are very durable. - Show no loss of efficiency. - Don't move. - Are impervious to atmospheric conditions. Reel: (720 ft/219 m) Luxilon Tennis String wrz9908