IS130 - Focal Integration 5.25" 2-Way Component Speaker System Component speaker system includes two 5-1/4" woofers, 2 tweeters, and 2 woofer grilles Polyglass woofer with butyl rubber surround Processed aluminum inverted dome tweeter Top-mount Depth (Inches): 1.92" Cutout Diameter or Length (inches): 4.47"