12“ / 300 mm subwoofer with aluminum diecast basket and extremely stiff Kevlar / paper sandwich cone, optimized for use in a compact vented enclosure

Concave PP dustcap with embossed HELIX logo Long-excursion rubber surround with stitching for highest mechanical rating Extremely stiff Kevlar / paper sandwich cone Machined aluminum mounting ring to fix the rubber surround Double-vented voice coil for minimized compression effects Large magnet system for low Qts Torsion-free aluminum diecast basket with diamond cut Oversized voice coil for maximum electrical power handling and high linear excursion Rugged butyl magnet cover with HELIX lettering for perfect magnet protection Solid push terminals