Harken 405 16mm Single Block with Becket

The Harken 405 is a 16mm single block with becket designed for quick, hand-sensitive trimming on high-performance sailing dinghies and small boats. This ultralight block features Harken's patented ball bearing system with stainless steel balls in a captive, grooved race for smooth, efficient operation under load.

Key Features:

• 16mm (5/8") sheave diameter with integrated becket for attachment
• Patented ball bearing system with stainless steel balls in grooved race
• Polished 316 stainless steel top strap for corrosion resistance
• Maximum line diameter: 5mm (7/32")
• Maximum working load: 250 lbs (113 kg)
• Breaking load: 1200 lbs (544 kg)
• Exceptionally lightweight at just 0.44 oz (12 g)
• Compact 38mm (1 1/2") length

Engineered for use with small synthetic control lines, the Harken 405 delivers outstanding strength-to-weight ratio and reliable performance in demanding sailing applications. The becket attachment point provides versatile rigging options for sheet and control line systems.