ALPINESTARS ST-1 WP Jacket - Ice Gray/Black/Yellow Fluo - 3XL 3200625-9145-3XL 102-0017 6mm Voice Coil Former Material

6mm Voice Coil Former Material  Aluminum Winding Material  Cooper Cone Material Injection  PP  Cone Dust Cap Material / Surround Material Rubber Basket Material  Steel Magnet Material Ferrite Magnet Weight 40 Oz AMPLIFIER SPECIFICATIONS   Amplifier Class Digital Amplifier Type Subwoofer Monoblock Number of Channels 1 Minimum Impedance 2 ohms Signal to Noise Ratio 80dB Efficiency @ 4ohm 0

Bionic Hydration Pack compatible

Rolling palm on backhand and index for durability

Powder-coated steel brackets and stainless steel hardware included

durable and offers excellent abrasion resistance

ALPINESTARS ST-1 WP Jacket - Ice Gray/Black/Yellow Fluo - 3XL 3200625-9145-3XL 102-0017 6mm Voice Coil Former MaterialAll weather, waterproof construction and crafted for ergonomic mobility Detachable waterproof, thermal liner to help keep the rider warm and comfortable Front vent panels on the chest provide cooling airflow, improving breathability and comfort Redefined, modern shoulder design with Alpinestars stylish branding gives the jacket an adventure touring inspired look Pre curved arms and ergonomic elbows for excellent freedom of movement Detachable liner