Delta Flipper Style - Class C
Anchors with hinge and stabilizers at the rear and relatively long shanks and stabilizers. Efficiency Range *14 to 26
Danforth Style / Workboat / LWT - Class D
Anchors with open crown hinge neat the centre of gravity and relatively short shank and stabilizers or built-in stabilizers Efficiency Range *8 to 15
Stockless - Class F
Anchor with square shank, no stock stabilizers. The stabilizing resistance is built-in the crown. Efficiency Range *4 to 6/p>