Spek anchor is one type of stockless anchor. It is the improved anchor with a lower point of gravity from the hall anchor, whose core of the anchor head is located in the center of the pin centerline to the bottom. The structure of spek anchor is characterized that there is anchor crown plate and reinforcing ribs at the anchor crown. The anchor claw is easy to turn to the ground and then has better stability. The smart design makes it a perfect fit for the anchor pocket. And the anchor flukes will keep naturally upwards and overturn immediately when touching the hull plate to avoid damaging the shell plating.

Nominal Weight(kg) | A | B | C | D | F |
100 | 672 | 373 | 112 | 515 | 250 |
150 | 770 | 428 | 128 | 590 | 290 |
180 | 846 | 470 | 140 | 640 | 300 |
240 | 900 | 500 | 150 | 690 | 350 |
300 | 990 | 550 | 166 | 760 | 398 |
360 | 1065 | 600 | 180 | 828 | 411 |
420 | 1080 | 600 | 180 | 828 | 431 |
500 | 1170 | 650 | 196 | 900 | 450 |
570 | 1170 | 650 | 196 | 900 | 475 |
660 | 1260 | 700 | 210 | 962 | 486 |
780 | 1355 | 750 | 225 | 1032 | 519 |
900 | 1440 | 800 | 240 | 1100 | 547 |
1020 | 1530 | 850 | 252 | 1170 | 573 |
1140 | 1620 | 900 | 268 | 1240 | 591 |
1290 | 1710 | 900 | 268 | 1240 | 620 |
1440 | 1710 | 950 | 279 | 1300 | 640 |
1590 | 1710 | 950 | 279 | 1300 | 671 |
2100 | 1890 | 1050 | 312 | 1454 | 717 |
2280 | 2010 | 1050 | 312 | 1454 | 736 |
2850 | 2070 | 1150 | 352 | 1584 | 804 |
3060 | 2160 | 1200 | 360 | 1650 | 820 |
3780 | 2430 | 1350 | 393 | 1850 | 880 |
4320 | 2520 | 1400 | 413 | 1926 | 917 |
5250 | 2610 | 1450 | 414 | 2000 | 964 |
6900 | 2790 | 1550 | 456 | 2138 | 1034 |
7800 | 2920 | 1550 | 456 | 2138 | 1091 |
8700 | 3060 | 1700 | 510 | 2332 | 1156 |
9900 | 3160 | 1700 | 510 | 2332 | 1188 |
14100 | 3440 | 1910 | 573 | 2632 | 1353 |
18800 | 3950 | 2190 | 657 | 3018 | 1461 |
20000 | 4070 | 2190 | 657 | 3018 | 1493 |
26000 | 4250 | 2360 | 716 | 3256 | 1618 |