8 Pack Pulley Block Steel Pulley Roller Duplex Bearing Smooth Silent Detachab...
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Product Details
Material: Carbon steel Q235B, electrogalvanized surface Maximum load :130 lb (60 kg) Triangular structure , thickness : 2.8 mm, wheel diameter: φ¾"(20 mm) Wheel groove spacing: 4mm, applicable rope diameter: < 4 mm installation screw size : M6