This fits your .

Polypropylene fitting for polyethylene pipe. No. 350705: Size: 1/2", Material: Polypropylene, Type: Insert No. 350707: Size: 3/4", Material: Polypropylene, Type: Insert No. 350710: Size: 1", Material: Polypropylene, Type: Insert No. 350714: Size: 1-1/4", Material: Polypropylene, Type: Insert No. 350715: Size: 1-1/2", Material: Polypropylene, Type: Insert No. 350720: Size: 2", Material: Polypropylene, Type: Insert

Genova: 1-1/4 Inches Poly Ins Elbow 350714 -2Pk - B00OXOM9OY