Add this 5 1/2" extension to your G16 Extra Tall Center Gateway. Add extensions for opening sizes listed below. Use in conjunction with G16-12-5 for various widths. White color.
Extension Width Table:
37" to 42 1/2" : (1) G16-5-5
42 1/2" to 47 1/2" : (2) G16-5-5
47 1/2" to 49 1/2" : (1) G16-12-5
49 1/2" to 55" : (1) G16-12-5 & (1) G16-5-5
55" to 62" : (2) G16-12-5
62" to 68" : (2) G16-12-5 & (1) G16-5-5
68" to 73 1/2" : (2) G16-12-5 @ (2) G16-5-5
