ALPINESTARS Tech 7 Boots - White/Black - US 8 2012025-21-8 45 4SL was designed to deliver

4SL was designed to deliver LOUD audio with striking clarity and remain durable in the worst of the elements

Driving it all is the ZR2000

10-1189 Engine 6° Taper Sprocket Shaft Reference #'s (if available): Can't find what you need

DS18 PRO-DKH4 PRO 3" Bolt On Throat Compression Driver with 4" Titanium VC and Horn 1000 Watts 8 Ohms

ALPINESTARS Tech 7 Boots - White/Black - US 8 2012025-21-8 45 4SL was designed to deliverBoot 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