Exact Adapter Dimensions: Features a 56mm internal male insert, 79.5mm outer diameter, and 18mm depth for accurate engagement, compatible with with Honda/Acura reservoir openings Professional Nitto Connection: Equipped with a 1/2" Nitto quick-connect and 1/8" BSP threads for fast attachment to brake pressure bleeder systems Made for Honda & Acura Applications: Designed for brake reservoir systems compatible with many Honda and Acura vehicles across various model years Important Fitment Note: Honda and Acura models use multiple reservoir cap styles—even within the same year—so measuring your reservoir opening is recommended 7030 vs. 7033 Size Difference: Both adapters are compatible with similar Honda and Acura applications, but 7030 measures 56mm while 7033 measures 55mm; confirm dimensions before ordering Leak-Free Performance: Provides a secure, airtight seal for stable system pressure when bleeding brakes on compatible with Honda and compatible with Acura systems Shop-Grade Reliability: Trusted by technicians for consistent performance when servicing compatible Honda and Acura brake systems