Rocna or Vulcan 15

Anchor Weight Rocna fluke area Vulcan fluke area Rec. G40 chain Approx weight Typical WLL Typical break
15 kg
33 lb
160 in2 158 in2 8 mm
5/16"
1.40 kg/m
120 lb/100'
800 kgf
3900 lb
4030 kgf
11700 lb
Shackle pin size Typical high load body diameter
< 10 mm < 9 mm

Superior 1050

Bavaria 30

Bavaria 38 Cruiser

Bavaria 34 Cruiser

Beneteau Oceanis 361

C&C 35 Mk 1

Dufour 35

Dufour 35 Classic

Gemini 105MC

Genesis 335

Hanse 371

Jeanneau Sun Odyssey 35

Nimbus Nova 31 S HT

Kelsall 39 trimaran

Pacific Seacraft 34

Pro-Line 35 Express

Pursuit 3070 Offshore

Superior 1050

Vancouver 28

Multi-hulls have higher windage than mono-hulls, and therefore we recommend a larger size anchor. Use the guide as instructed, then select the model one size larger.