The 16mm AirBlocks are HarkenÆs smallest block. Perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 113kg safe working load. Headstrap spreads load making them a compact, tough block. Hardened stainless steel inner race for maximum strength to-weight ratio. High-strength stainless steel side plates distribute load evenly, and resist corrosion. Max. line diam. 5mm.
Part Number - HK406
Description - 16mm double block, loop head
Maximum Working Load - 204kg
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