Package Content: You will get 10 pieces shear pins with size 4.18 x 1.37cm / 1.6 x 3.5inch and 10 pieces chopping pins with size 3.37 x 1.35cm / 1.3 x 0.53inch. They can replace models 738-04124a and 714-04040 accordingly, and the quantity is enough to meet your daily needs. Premium Materials: Our shear pins and shear pins are made of premium materials: durable and reliable, which can protect the auger from damage when working on branches, thick ice, stones, etc. As a good helper, it is suitable for using in harsh environments. Convenient to Install: They are very easy to install, you just need to press the shear pin and then lock it with the shear pin in place and you can use it with peace of mind after checking the lock. Perfect Replacement: Alternatively, they can be used as 738-04124A instead of 738-04124 and 714-04040 instead of 02-901. Compatibility: Fits most models of 2-stage snow blowers and 3-stage snow blowers. Compatible with a wide range of BATs, garden machines, worker