Description
- · Stainless steel spring .
- · to improve grip strength for activities such asrock climbing, tennis, golf, and weightlifting, as well as
- · 10—50kg can adjust the intensity freely .
- · environmental protection, TPR high elastichandle
- · the connection mouth is safe and firm
- · stainless steel inner core
- · Size: 18 x 12 x 5 cm/ 7 x 4.72 x1.96 inch
- · Weight: 300 gm
