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The 16 mm is Harken’s smallest block, designed specifically for small synthetic control lines found on high-tech dinghies. It features a patented bearing system that utilizes stainless steel balls within a captive grooved race. The model 442 incorporates a spacer to ensure the line remains seated in the sheave during intermittent loading conditions.
Size: 16 mm, Harken’s smallest block size.
Application: Ideal for small synthetic control lines on high-tech dinghies.
Bearing System: Patented design with stainless steel balls in a captive grooved race.
Working Load: 250 lb (113 kg) maximum working load.
Model 442 Feature: Uses a spacer to keep the line in the sheave during intermittent loading.
Specifications
• Brand: Harken
• Reference: 442
• Sheave Ø: 16 mm
• Length: 35 mm
• Weight: 12 g
• Maximum line Ø: 5 mm
• Fasteners: 4 RH mm
• Maximum working load: 113 kg
• Breaking load: 544 kg
• Mounting hole spacing: 27 mm






