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HardwareLocking Parts
SDL22 Spring-Loaded Lock
Product Series:HOPO
Product Code:SDL22.00.021H4
Main Material:Zinc Alloy
Surface Treatment:021—Eco-Friendly Color Zinc Coating
Application:C-Groove Inward Opening Screen Mesh
Technical Resources
Get detailed information on the product line including types of windows and doors, color and finish options, sizing, hardware, and more.
Hardware advantage 01
Engineered for Smooth Daily Operation
Precision-fit hardware supports stable motion, controlled locking, and reliable use across modern door and window systems.
Hardware advantage 02
Durable Finish for Demanding Environments
Robust materials and protective surface treatment help resist wear, corrosion, and long-term performance drift.
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Hardware advantage 03
System-Matched Installation
Compatible product logic helps installers match profiles, accessories, and application needs with greater confidence.
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Installation Manual
Installation Manual
Related Hardware
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ACT10 Corner Transmission UnitProduct Series: HOPO
Product Code: ACT10.00.021
Main Material: Zinc Alloy
Surface Treatment: 021—Eco-Friendly Color Zinc Coating
Application: Corner Transmission for Euro-Standard C-Groove Window and Door Hardware -
AB58 Hinge Adjustment AssemblyProduct Series: HOPO
Product Code: AB58.00.XX
Main Material: Aluminum Alloy
Surface Treatment: 011—Silver Anodized, 047—Dark Antique Copper Powder Coating, 068—Matte Black Powder Coating
Application：Compatible with ABH58 -
AAS10 Anti-Sag BlockProduct Series: HOPO
Product Code: AAS10.00.01
Color: 01—Silver
Main Material: PA6
Application: Installed at bottom groove on handle side of tilt-turn or inward-opening casement window, paired with support base
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