In general an axle is a centre shaft for a rotating wheel or gear. So In general axle shaft is on which the hub of the wheel is mounted. In a rear wheel drive, on side on the axle is attached to the differential assembly and the other side is attached to the hub.
The average cost of a vinyl replacement window is between $400-$575 per window for a double hung. That price includes the cost of the new vinyl replacement window and the installation of it. The big difference in price would be for reasons like the manufacturer of the vinyl window (which series you go with in their line), grids, low-e and argon gas for example. Vinyl casement pocket replacement window:
Double Pane Windows Cost & Prices. Home Â» Window Costs Â» Double Pane. Double pane windows cost anywhere from $190 to $1,200 fully installed for a normal sized window with standard installation. An average size replacement window is somewhere around 32 wide by 42 tall. Installation costs run anywhere from $50 to $250 per window and depend mostly on the condition of your sill and frame.