Tennis Racket Trainning Set

Product Name: Graphite aluminum alloy one piece tennis racket with one set of "rebound buckle on racket"
Product NO.: 629B
Construction: High quality of graphite and aluminum
Unstrung weight (g): 315-325
String tension (LBS): 45-50
Balance point (mm): 310 +/- 5
Length (mm): 685+/- 2
Head Size: 110 sq. In.
Inner packing: 1 racket + 2 Balls + one set of 'rebound buckle" + semi-transparent full cover.
Remark:
1. The recommended product of Chinese Tennis Association(CTA)
2. Suit for Adult! Initiated in China! Patent is protected by law!
3. Characteristics of Rebound Buckle on the Racket
1). Enjoy playing yourself
2). No counter-player is required
3). No need to pick up the ball repeatedly
4). Fit for any ground and suitable for all ages
5). The racket and ball are fixed integrally
6). Strong sense of reality & anti-vibration
4. Guide:
Fix the concave groove of the buckle (removable) onto the string reseau to make sure the racket, elastic ribbon and the tennis ball are connected together.