Holt Nautos Organic 57 Single Swivel Ratchet Block HT92074

The ULTRALIGHT Organic line  block from NAUTOS is an original concept that allies composite cheek with aluminum races for near zero friction and heat resistance, allowing maximum performance in racers up to 32 feet.
Working load   600lbs
Breaking load 1300 lbs

Length 110mm
Sheave diameter 57 mm
weight  3.7 Oz

Max. line diam. 1/2"