Maedler North America

Part number (SKU) 12912100
No. of Teeth 21
da [mm] 228,2
d [mm] 213,04
ND [mm] 140
B [mm] 25
L [mm] 80
Weight [kg] 15,50

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Weight 15.5 kg
Dimensions 228 × 228 × 80 cm
No. of teeth

da [mm]

d (mm)

ND [mm]

B [mm]

L [mm]

Weight [kg]

Double-strand sprocket ZRS with hub 20 B-2 1 1/4×3/4″ 21 teeth material steel PN: 12912100

Material: Steel C45, not hardened. Pre-bored.

General dimensions: B1 = 18,5 mm, B2 = 54,6 mm, c = 3,5 mm, r3 = 32 mm.
Other dimensions: See the table.

$230.87

Ships within 1-2 weeks

Quantity Discount (%) Price
1 - 9 $230.87
10 - 24 8.18 % $211.98
25 - 49 16.36 % $193.09
50+ 24.54 % $174.22

Double-strand sprocket ZRS with hub 20 B-2 1 1/4×3/4″ 21 teeth material steel PN: 12912100

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