Flat discs with central steel inserts.
10mm(or larger) mounting holes
Thickness 26mm . . . . . . . . . Zincsmart Home
Zinc Order Codes:-
D3 76mm dia. Wt 950g
. . . Price £9.72
D4 105mm Wt 1.45Kg
. . . Price £14.35
D5 128mm Wt 2.54Kg
. . . Price £20.28
D6 154mm Wt 3.2Kg
. . . Price £27.14
Also Aluminium versions of the above
D3A £5.94, D4A £9.90, D5A £14.04, D6A £18.90

Flat zinc discs with recessed inserts
D9 (228mm) x 26mm thick Wt 7.5Kg.
Similar to ZD55. . . . . . . . . . . . . . . . Price £57.72
D9H . . . 38mm thick 10.3 Kg. . . . . Price £71.28
D9XH . . 44mm thick 12.1 Kg. . . .. Price £82.55
11" sizes available.