From Wikinline

Specifications

Model	:	Rollerblade New Jack (2010) - Aggressive
Type	:	Soft Boot (laces + heel strap + top buckle)
Frames	:	Composite
Wheels	:	55mm 89A
Bearings	:	SG5
Spacers	:	8MM
Sizes	:	21.5-30.5 MP
Price	:	160€

Overview

The 2009 evolution of the DT 5.

Details

• Two frames sizes based on the skate size.
• New top buckle, same change as on the Twister 243 but one year later.

Original Parts

• Rollerblade TRS frames.

Compatible Parts

• UFS frames.