The Big Game landing nets have space-saving sliding aluminum (or fiberglass) handles and deluxe rubber grips for total control. 9633 is Normal Duty. All other models are Heavy Duty which feature a heavy-duty 5/8 aluminum hoop that has 8 reinforcements at the critical stress points for added strength.Specifications and Features: Handle Length: 48" Hoop Size: 38"x37" Net Depth: 48" Replacement Net: 48H Handle Material: Aluminium - Silver