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UM435 Fixed Mount VHF Radio
5/6W (VHF) + Power Boost PTT Key
The Carbo Ratchamatic is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase
these blocks offer high working loads for safe and convenient trimming
The transition between ratchet and light-air modes is seamless and effortless
Harken 57mm Ratchamatic Block Swivel, Red Sheave Boat Viper 640 UM435 Fixed Mount VHF RadioThe Harken 57mm Ratchamatic Block Swivel, featuring a red 57mm sheave and a maximum line diameter of 10mm (3 8 in), delivers top notch performance. Its load sensing ratchet system effortlessly adjusts to low or high loads, providing seamless transitions between ratchet and light air modes. With a maximum working load of 227kg (500lb), this block is perfect for handling heavy loads with ease.
US$ 69.00
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