Andersen 3846 Lower Sash with White Exterior and Natural Pine Interior with Dual-Pane 5/8 Glass Color:Pine Interior / White Exterior The length of the arm

The length of the arm from the rivet to the elbow or bend is 7 1/2"

Andersen Basement Sash Weatherstrip Size 2820 WhiteAndersen Basement Sash Weatherstrip Size 2820 White Work with Fibrex Basement/Utitily Windows manufactured from 2004 to 2009

Andersen TW18210 (Lower Sash) White Exterior and Natural Pine Interior High Performance LowE4 Finelight Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Grille clips are neededed for installation

Andersen 2032 Conversion Kit for Narroline Windows - White Exterior & Natural Pine Interior

Andersen 3846 Lower Sash with White Exterior and Natural Pine Interior with Dual-Pane 5/8 Glass Color:Pine Interior / White Exterior The length of the armAndersen 3846 Narroline Double Hung Lower Sash White Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012. This sash has a White Exterior with Natural Interior. This window sash has Dual Pane 5 8 Glass. 5 8 dual pane glass offers standard thermal performance with great visibility. This sash features a patented Flexacron finish. This three step process ensures the best protection against weather and scratches. Flexacron