Both panels made from 6061-T6 Billet Aluminum. Top cover made from 6061-T6 and Black Anodized has counterbored holes for #8 SHCS Screws (Included).
Billet Weld -On Small SFI Burst Panel Frame & Clear Anodized Top Cover COMBO
Aluminum CNC Precision Machined Billet Weld On Filler Neck Fit For Radiator Cap.
Aluminum Billet Weld On Radiator Filler Neck ID=31MM OD=38/43MM H=22MM US-
Aluminum Billet Weld On Radiator Filler Neck ID:40mm OD:50/55.82mm H:25mm US.
Aluminum Billet Weld On Radiator Filler Neck ID:40mm OD=50/55.82mm H:25mm
AN20, 20 AN MALE BILLET 6061T6 ALUMINUM WELD ON / WELD IN FITTING BUNG QTY:4