Material: aluminum alloy with high standard. Manufacturer Part NumberDoes Not Apply. Reasonable price.
32mm 1.25" ID Aluminum Weld On Radiator Weld On Filler Neck And 1 Radiator Cap
HCHCSPEED 42mm ID / 56mm OD Copper Weld On Radiator Filler Neck Without Cap For Car Truck
Coleman Racing Rear Axle Snout Weld-On 2-5/8" ID Axle Tubes IMCA/Sportsman Hubs
Aluminum Weld On Radiator Filler Neck ID 1.25in 32mm +1 Free Radiator Cap 1.1Bar
Aluminum Billet Weld On Radiator Filler Neck ID=31MM OD=38/43MM H=22MM US-
Free 1.1 Bar Radiator Cap+1.25" 32mm ID Aluminum Weld On Radiator Filler Neck