Genuine Manufacturer Approved Carriage Bolt is a standard part that fits a variety of products. This part is sold individually and the Nut is not included. The square area under the head is designed to fit into a square hole in the work piece it measures 5/16-18 x .75. It is this square hole that restrains the bolt and keeps it from turning when the nut is tightened.

This is a genuine OEM replacement part, it is sold individually.
Mulching blades have a more curved style surface and frequently include extra cutting surfaces along the blade edges.
This blade is designed for all the models listed below.
If used correctly with the mulching plug that is inserted into the mower, the clippings will stay under the deck longer and get re-cut.

This is an OEM part commonly used on Walk Behind Push Mowers. Blade Support fits between the bottom of the blade and the blade bolt to provide support for the blade. It is made out of metal to ensure parts durability. It is recommended to replace this part if the part is worn or damaged. Recommended tools for the repair are: hammer, 5/8” socket, and torque wrench.

Genuine OEM replacement part, this item is sold individually.
This part is used to help secure the auger to the shaft on the snowblower models shown below.
This part is used frequently, it is advised to order extra ones to keep on hand.

Genuine OEM replacement part, this item is sold individually.
This Cutting Head Assembly is different from your basic Cutting Head Assemblies used on other trimmers.
The cutting line is fed into an opening on the side of the Cutting Head, and then you turn the bottom of the Head and it will load the line.
It can be used on any on the trimmers listed below.

This is a genuine OEM replacement part, it is sold individually.
The purpose of the 738-04124A Shear Pin is to protect your snowblower.
If the auger gets jammed or clogged, the Shear Pin is designed to snap at a certain point of pressure, so it will not damage any other part of the unit.