Double Pulley

Complies with XF494-2023 "Fire Protection Fall Prevention Equipment" standard, provides inspection (testing) report issued by a certified national-level testing institution; Side plates open on both sides Suitable for lifting and lowering heavy objects, uses self-lubricating shaft; Rope diameter used: 8-13 mm; Pulley efficiency ≥80%; Pulley diameter: 48±1mm； Minimum breaking strength ≥30kN; Working load ≥5kN； Weight ≤430g Material: High-quality aluminum alloy;