ALPINESTARS Tech 7 Boots - Purple - US 11 2012025-38-11 105-0184 The box is very sturdy

The box is very sturdy with black sprayed liner and large DS18 inlays

GENERAL SPECIFICATIONS   Nominal Diameter  6X9" / 152x228mm Nominal Impedance  4 Ohms RMS Power Handling  60W MAX Power Handling  180W Sensitivity (1w/1m)  86dB Frequency Response 35Hz-20KHz Recommended HI Pass Crossover 50Hz Number of ways 3 Pair or Single Pair Grill Included Yes WOOFER SPECIFICATIONS   Voice Coil Diameter 1" / 25

16-1281 Jims Crank Shaft Guide Reference #'s (if available): Can't find what you need

It can be used in motorcycles

ALPINESTARS Tech 7 Boots - Purple - US 11 2012025-38-11 105-0184 The box is very sturdyTech 7 has been completely overhauled to ensure exceptional off road performance in the dirt Engineered to be lighter, more comfortable and more protective than ever to deliver exceptional feel on the bike Thermoplastic Polyurethane (TPU) lower shell features an innovative design on the shifter area for reduced front roll and easy shift lever control, with a dedicated design for the left and right foot Further strengthened with a metal shank and is