Dimensions MGP12X 7/8 ˝ ) 478(18 3 /4 ˝ ) 146 ( 5 143(5 5/8 ˝ ) MGP16X 495(19 1/2˝ ) 447 (17 5/8 ˝ ) 495(19 1/2 ˝ ) 478(18 7/8 ˝ ) 348(13 3/4˝ ) 3 /4 ˝ ) 146( 5 143 (5 5/8˝ )