ALPINESTARS Limited Edition Imperial Tech 7 Boots - Purple/Blue/Black - US 12 2012014-387-12 bug We basically changed the BS

We basically changed the BS so you do not need to use a spacer

Internal Organization: Organize your supplies efficiently with internal pouches and a large compression band designed to accommodate a variety of medical essentials

Nominal Diameter 10" (254mm) Nominal Impedance 2 Ohms SVC Maximum Power Handing 700 watts RMS Power Handing 350 watts Sensitivity (1w/1m) 89dB Frequency Response 40Hz - 4

Includes the ForeCast Shield – Increases film retention during severe conditions

ALPINESTARS Limited Edition Imperial Tech 7 Boots - Purple/Blue/Black - US 12 2012014-387-12 bug We basically changed the BSBoot chassis designed with an ergonomically profiled forefoot and lower toe box to provide easier shifting and improved rear brake feel and control Shell is highly resistant to abrasion and impact, adds to the boots overall durability and improves boots streamlining Dual compound sole is seamlessly integrated into the base structure for superior durability, high performing rubber grip patterning, and feel Dual compound, removable anatomic footbed