Maedler North America

Part number (SKU) 12712100
Material Steel (1045)
Surface Blank
Number of strands 2
Hardened No
Hub One sided
DIN ISO No. 12 B-2
No. of teeth 21
Outer diameter [da] 136.0 [mm]
Pitch circle diameter [d] 127.82 [mm]
Hub diameter [ND] 100 [mm]
Bore [B] 20 [mm]
Total length [L] 50 [mm]
Weight 3.70 [kg]

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Weight 3.7 kg
Dimensions 136 × 136 × 50 cm
Material

Surface

Number of strands

Hardened

Hub

DIN ISO No.

No. of teeth

Outer diameter

Pitch circle diameter

Hub diameter

Bore

Total length

Weight

Double-strand sprocket ZRS with hub 12 B-2 3/4×7/16″ 21 teeth material steel PN: 12712100

Material: Steel C45, not hardened. Pre-bored. Sprockets with 45 teeth and above are made of grey cast iron GG25.

General dimensions: B1 = 10,8 mm, B2 = 30,3 mm c = 2,0 mm, r3 = 19 mm.
Other dimensions: See the table.

$37.62

Ships within 1-2 weeks

Quantity Discount (%) Price
1 - 9 $37.62
10 - 24 7.23 % $34.90
25 - 49 14.43 % $32.19
50+ 20.1 % $30.06

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Double-strand sprocket ZRS with hub 12 B-2 3/4×7/16″ 21 teeth material steel PN: 12712100

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