The PTG Oberndorf Trigger Guard Assembly for the Winchester Model 70 is a high quality replacement for your Winchester factory trigger guard assembly. Factory trigger guard assemblies are cast from metal alloy while the PTG Oberndorf Trigger Guard Assemblies are precision CNC machined from chrome moly steel. If you are trying to get the most out of your rifle, then a quality trigger guard assembly is a must have and the PTG Oberndorf Trigger Guard Assembly would make a great addition to your rifle.NoteNot guaranteed to be a drop-in part. PTG products use tighter tolerances than factory. If bottom metal does not drop in or has tolerance issues, consult a qualified gunsmith.