This Harken 38 mm wire block turtle is a lightweight, low-friction block for high-load wire and lines.
The block features a Hardkote-anodized, Teflon-impregnated aluminum sheave with a composite sleeve bearing, designed for efficient and stable performance under load.
The 38 mm block has Delrin ball bearings that handle side loads and reduce friction between the sheave and the cheek. The block can be opened for line installation, and screws are included.
Key features
For wire up to Ø3 mm and line up to Ø5 mm
Ø38 mm sheave for compact mounting
SWL 680 kg and breaking strength 1361 kg
Hardkote-anodized, Teflon-impregnated aluminum sheave
Can be opened to insert the line into the block
