This aluminum internal locking splice is available for 1-1/4", 1-1/2" and 2" IPS sch 40 pipe.
The 1-1/2" size splice is designed to be used with select Interna-Rail® fittings including
49101 End Loop
49201 Tangent Bend
49301 Wall Return Bend
49401T and 49401B Wall Return Tangent Bend - Top and Bottom