4-pack (each kit comes with qty (4) 72'' long pieces) of 176702 for units manufactured from 1995-present. Goes on top & bottom rail of the sash. This particular weather strip was introduced in 2004 but will fit as replacement on windows back to 1995. Only available in a 4- piece kit. Allow 1-2 weeks for shipping. Special order no returns.
NOTE: this weather strip fits on both gliders and double hung units.