AntennaMastsRus - OEM Size 31" Stainless Antenna is Compatible with Chevrolet Silverado 1500 (2006-2019) Fits: 2006-2019 Chevrolet Silverado 1500 OEM SIZE 31" STAINLESS High Quality Antenna Easy Screw-On Installation with No Modification, Cutting, or Drilling Ships from Wisconsin!! 100% Satisfaction Guarantee, Period! Ships with adaptor for Your Vehicle. Proper adaptor may not be pictured.