Welcome to Defender Canada! 
Harken
Harken Black Magic Sheave Assembly - 57 mm (2 1/4") - H-34389A
Item: #2340885 | Part Number: H-34389A$44.74
Description
The 57 mm (2 1/4") Black Magic Block Sheave Assembly is a replacement sheave designed for compatible Harken Black Magic blocks. Constructed with a Delrin sheave and captive Delrin ball bearings, it is engineered to carry side loads while providing smooth operation. Features: Replacement sheave assembly for compatible Black Magic...
Harken Black Magic Sheave Assembly - 57 mm (2 1/4") - H-34389A Item # 2340885
Description
The 57 mm (2 1/4") Black Magic Block Sheave Assembly is a replacement sheave designed for compatible Harken Black Magic blocks. Constructed with a Delrin sheave and captive Delrin ball bearings, it is engineered to carry side loads while providing smooth operation.
Features:
- Replacement sheave assembly for compatible Black Magic blocks
- Delrin sheave construction
- Captive Delrin ball bearings
- Designed to carry side loads
- Provides smooth, efficient operation
Specifications:
- Compatible Block Size: 57 mm (2 1/4")
- Weight: 20.7 g (0.73 oz)