0.255 In., Overall Length 2-1/2 In., Number of Pieces 3' . Cleveland Twist 3 Pc. Standard Hand Tap Set 1/4-20 Thread High Speed Steel . Standard Hand Tap Set 1/4-20 Thread . Quantity: 1 GMC Chevy Crew Cab 2007-2013 Underseat Box Enclosure + 2) Pyle 10 90 cubic feet of air space. The Q-Power 12 subwoofer enclosure box is compatible with GMC or Chevy Crew Cab Trucks, model year 2007 to 2013. This enclosure is designed to fit... If you want the most output for your money, this is the way to go. Dimensions: 50.5 (W) x 16 (H) x 5-9 (Top D-Bottom D) **This box will not fit trucks older than year 2007.** The **Q-Power 10** subwoofer box is made from solid 5/8 MDF construction and features charcoal carpet covering, and terminal cup connectors. Dual Chamber Design, Terminal Cup Connectors 99-06 Silverado Crew Cab Sub Box Subwoofer Boxes Enclosures Silverado Subwoofers Under Seat Subwoofer Box
