Genuine OEM replacement part, this item is sold individually.
As the description says, this is the Steering Shaft for all of the Lawn Tractors shown below.
One of the most popular reasons this part is replaced, is that the gear on the shaft becomes worn or stripped.
It is advised that you check the part number 717-0622C Steering Gear Segment, before replacing the just the Steering Shaft.

This is a genuine manufacturer-sourced replacement hardware that is commonly utilized on Craftsman lawn and garden equipment. A lock nut is a type of nut that resists loosening when it is properly threaded onto a bolt. This is a standard hardware which has multiple applications depending on your unit, make sure to check appropriate diagrams for correct location and use of this item. Please note this durable metal lock nut is sold individually.

This is a Genuine Manufacturer Approved replacement part used on a variety of Lawn Tractors. This part is Sold Individually. This item helps to secure Axle Assembly to the Pivot Axle. This also helps Axle to move freely and effortless. Due to constant use and pressure being put on this part it would need to be inspected periodically and replaced if its showing signs of wear.

This is an authentic replacement part manufactured for use with Craftsman walk-behind lawnmowers. The blade is angled to allow the clippings to rotate through the cutting deck to produce fine clippings for side discharge and mulching. Lawnmower blades wear out over time and can cause the grass blades to tear making frayed endings that can diminish the look of the lawn. A new mower blade will allow for a cleaner cut keeping the lawn looking good. This blade is sold as an individual replacement part.

This cable is an original part from Craftsman for lawn tractors. This part pivots and pulls the belt idler pulley to fasten the belt and spins the cutting blades. It is recommended that you wear gloves before installing this part. You will need a pliers and a screw driver to replace this part. This cable is made of made of rubber, metal, and wire components.

This is a genuine OEM replacement part, it is sold individually.
The control cable connects to the control handle of the lawn mower.
When the control handle is engaged the mower blade will begin to rotate, when the handle is released the blade will stop.

This part number has the cable covered with a total length of 40 inches & 13 inches of bare cable.
On the part number 946-1137 the cable is completely covered for a length of 53 inches.
Look at you cable before you order so you receive the correct one.