Taylor Made Ultra III Boat HatchThe Taylor Made Ultra III is a sleek, low profile boat hatch the is easy to install and comes with pre-drilled mounting holes. The grey tempered safety glass features easy view and scratch resistance qualities. The new handles are able to lock in two positions, one in an open vent position and closed for security. The included trim ring makes for easy installation of a screen.Features: Ventilation Hatch; Security Locking Handles; Low Profile Access; Trim Ring Included; Silver frame; Screen Sold SeparatelySpecifications:Part#SizeFrame SizeMaximum Hole Cut-OutShipping WeightScreen Part#5010110" x 10"12-3/8" x 12-3/8"9-5/8" x 9-5/8"8 lbs.501025010312" x 12"14-3/4" x 14-3/4"12" x 12"9 lbs.501045010513" x 18"15-5/8" x 20-7/16"12-7/8" x 17-11/16"11 lbs.501065010717" x 17"19-7/16" x 19-7/16"16-11/16" x 16-11/16"17 lbs.501085010918" x 18"20-3/4" x 20-3/4"18"18 lbs.501105011120" x 20"22-1/2" x 22-1/2"19-3/4" x 19-3/4"19 lbs.50112