Carbon steel Q235B, chrome-plated surface Maximum load : 176 lb (80 kg) Triangular structure , thickness : 1/8"(3 mm), wheel diameter: φ1'' (25 mm) Wheel groove spacing: 7/32"(6 mm), applicable rope diameter: 1/8" or 3/16" Installation aperture: φ5.5 mm Specifications:
Material: Carbon steel Q235B
Surface treatment: chrome plating
Thickness: 3 mm
Wheel diameter: φ1"(25 mm)
Wheel groove spacing: 6 mm
Installation aperture : φ5.5 mm
Applicable rope diameter: ＜φ6 mm
Safe bearing capacity (single): 176 lb (80 kg )
Color: silver
Product size: 61×25.5×34 mm
Packing size: 12.5×8×5 cm
Weight: 98 g (single) 810 g (8 pack)

Application: electric greenhouse rolling door accessories fixed pulley, reversing wheel, electric ceiling fixed pulley...Generally used as a rail wheel Grooved Wheel

Note:
Use under safe bearing (Max load 220 lb)

Packing list:
Pulley Block × 8