The Dorman® DM20B4 Top Patch Fitting in Matte Black is engineered to provide a secure connection between the upper edge of frameless tempered glass doors and the top pivot assembly. Its precision-machined aluminum alloy body and matte black SUS304 stainless steel cover ensure excellent structural stability, smooth door operation, and long-lasting performance while complementing contemporary architectural interiors.
The Dorman® DM20B4 Top Patch Fitting features a high-strength aluminum alloy body with a matte black SUS304 stainless steel cover for superior durability and corrosion resistance. Designed for 10 mm and 12 mm frameless tempered glass doors, it is compatible with standard 15 mm top pivot systems and Dorman® hydraulic floor spring installations, ensuring smooth pivot movement and dependable long-term performance.

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