Features: 1. Micro block sheaves run exclusively on ball bearing systems for fast trim and release under any load. 2. Provides higher efficiency and stability, smooth on the surface for easy and rapid rope installation and remove. 3. Sturdy plastic makes antirust, wearresistance and corrosionresistant with highly strong structure, light duty rigging hardware. 4. Single pulley with smooth steering wheel, 360 degree rotating to prevent ropecablewire from knotting for your convenient use. 5. Easy installation, perfect for kayaks, canoes, garage, curtain, clothes line, household dog pulley system etc. Specification: Condition: 100percent Brand New Item Type: Kayak Pulley Block Sheave Material: Plastic Color: As Pictures Shown Quantity: 1PCS Weight: Approx. 25g Size: Approx. 5.5x3x1.5cm2.17x1.18x0.59inch Package List: 1 x Kayak Pulley Block Sheave