YSQ-4-1 Beaker Clamp: Iron powder-coated (galvanized) 

YSQ-4-2 Beaker Clamp: Cast Iron 

YSQ-4-3 Beaker Clamp: Zinc Alloy (with locking screw) 

YSQ-4-3 Beaker Clamp: Zinc Alloy 

YSQ-4-4 Variable Directional Flask Clamp: Iron powder-coated (with top screw) 

YSQ-4-5 Beaker Clamp: Powder Coating 

YSQ-4-6 Beaker Clamp: Electroplated 

YSQ-4-7 Beaker Clamp: Electroplated (Small Size) 

YSQ-4-8 Beaker Clamp: Electroplated (Medium Size) 

YSQ-4-9 Beaker Clamp: Electroplated (Large Size)