Description:

Premium qualified steel pipe bar with threaded surface- anti-slip, high strength, solid and wear-resisting
Easily converts two dumbbell bars into one barbell in seconds
One wrench and two adjusting screws will be sent together with the rod, which will help you install it very easily.
Standard long enough thread length ensures secure lock
Great replacement for your dumbbell, effectively improve your strength training

Specification:

Material: Steel
Length:
20cm:7.87 inch
30cm:11.8 inch
40cm: 15.7 inch

Fits Diameter: 25~28mm/0.98~1.01 inch

Package Includes:

1 Piece Dumbbell Extension Bar

1 Piece Wrench

2 Pieces Screws