Choate Tool Winchester 1200/1300/1400 Conventional Stock MK512 Gauge. The only thing that we have not done is machine the actual stock yet. But they should fit the 1200 1300 1400 very well. It does require a little bedding of the forend but thats about it. The overall look should be very similar to the old target guns with the older wood frames. These stocks are easily installed by simply removing the sling swivel stud and moving the stock to the rear port and then tightening down the sling swivel. The original wood stocks have a stubby end cap that needs to be shaved but the basic shape of the forend should remain the same. We do this to ensure the worst case scenario does not occur. We do this to help minimize the wear and tear on the forend. These stocks do have a little extra bedding so the final fit should be perfect. These stocks do have a little extra bedding since the Butt Plate area is plastic but we do that on purpose so the final step in the installation should be relatively easy. Specifications for Choate Tool Winchester 1200/1300/1400 Conventional Stock MK5: Manufacturer: Choate Tool Gun Model: Winchester Model 1200 Winchester Model 1400 Winchester Model 1300 Stock/Brace Material: Glass Reinforced Polymer Color: Black Gun Make: Winchester Quantity: 1 Length: 13 3/4 in Fabric/Material: Glass-filled Polymer Country of Origin: USA Features of: Glass filled polymer construction Package Contents: Choate Tool Winchester 1200/1300/1400 Conventional Stock MK5 What firearm models does the manufacturer say Choate Tool Winchester 1200/1300/1400 Conventional Stock MK5 is compatible with? The manufacturer suggests that Choate Tool Winchester 1200/1300/1400 Conventional Stock MK5 is compatible with Winchester Model 1300 Winchester Model 1200 Winchester Model 1400Choate Tool CMT-03-01-08: Winchester 1200/1300/1400 Conventional Stock MK512 Gauge