Harken 75mm Triple Ratchamatic Block Swivel, Becket, Cam Cleat, 57 mm Block Performance 280 can accommodate lines with

280 can accommodate lines with a minimum diameter of 6 mm and a maximum diameter of 16 mm

Phased 1/2 wave elements in a collinear array with choking sleeve to suppress cable radiation

Lithium-ion Battery & Charger

Heavy-duty stainless steel D-rings built into the front of the vest can attach to safety tethers

17 hours of operating time with a built-in 2100mAh Li-Polymer battery

Harken 75mm Triple Ratchamatic Block Swivel, Becket, Cam Cleat, 57 mm Block Performance 280 can accommodate lines withThe 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. Shifting between ratchet and light air modes is seamless.