AEM-23-204Secures with 8 millimeter hex nut t-bolt or flathead screwdriverFits 1-3/4 inch to 2-1/8 inch hose diameters1/2 inch wide bandHeavy-duty stainless steel constructionAEM hose clamps are designed to secure coupler connections to air intake tubes with a t-bolt. This hose clamp kit contains 6 stainless steel hose clamps.