Zinc Alloy Single Fixed Pulley for DIY Model Making, 36mm/52mm/75mm Sheave Crown Block Pulley, Non-Rust Mini Pulley for Hardware and(36mm)

Product description Feature:*This model is a fixed pulley, a very beautiful fixed pulley! It is convenient for your DIY design and production!*Zinc alloy small pulley/miniature pulley/non-rust pulley/technical model making DIYSpecification:36mm single pulley size:Overall height: 36mmWheel groove width: 5mmDiameter of pulley: 13mmWeight: 14 gramsMaximum support weight: 100kg52mm single pulley size:Overall height: 52mmWheel groove width: 8mmPulley diameter: 25mmWeight: 40 gramsMaximum support weight: 180kg75mm single pulley size:Overall height: 75mmWheel groove width: 10mmDiameter of pulley: mmWeight: 80 gramsMaximum support weight: 250kgPacking list:1*Single Fixed pulley Manufacturer Contact Information PETiB

• Premium Fixed Pulley With 36mm Crown Block Design: Crafted from zinc alloy material for lasting durability, this miniature fixed pulley features a beautifully engineered crown block structure suitable for technical model making and DIY projects, offering rust-resistant performance that maintains smooth operation over extended periods of use.
• Heavy-Duty Load Capacity Options: Available in 3 sizes to meet varying project needs - 36mm model supports up to 100kg with 13mm pulley diameter and 5mm groove width, 52mm version handles 180kg loads with 25mm diameter and 8mm groove, while the robust 75mm variant carries up to 250kg with 10mm wheel groove for demanding applications.
• For Engineering With Smooth Operation: Each fixed pulley incorporates a precisely machined wheel groove and rotating mechanism that reduces friction during cable movement, providing reliable performance for lifting systems, physics demonstrations, mechanical models, and various DIY constructions requiring smooth directional changes.
• Compact Lightweight Construction: Despite its impressive load-bearing capabilities, this single pulley maintains a lightweight profile - the 36mm unit weighs only 14 grams, 52mm measures 40 grams, and 75mm reaches 80 grams, making it For easy to integrate into space-constrained projects without adding unnecessary bulk to the overall assembly.
• Versatile Application Suitable For Multiple Projects: Perfect for hobbyists, students, and engineers working on mechanical systems, physics experiments, miniature crane models, DIY lifting devices, educational demonstrations, or any project requiring a reliable fixed pulley mechanism with professional-grade performance in a compact form factor.