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Material: Steel C45, not hardened. Pre-bored. Sprockets marked with * from grey cast iron GG25. Sprockets marked with 1) are from steel St52 with welded hub.

General dimensions: B1 = 15,8 mm, B2 = 47,7 mm c = 2,5 mm, r3 = 26 mm.
Other dimensions: See the table.

SKU No. of Teeth da [mm] d [mm] ND [mm] B [mm] L [mm] Weight [kg]
12810800 8 76,5 66,37 42 16 65 0,97
12810900 9 84,7 74,26 50 16 65 1,33
12811000 10 92,9 82,20 56 16 65 1,70
12811100 11 101,0 90,16 64 20 70 2,19
12811200 12 109,1 98,14 72 20 70 2,74
12811300 13 117,3 106,14 80 20 70 3,32
12811400 14 125,4 114,15 88 20 70 3,97
12811500 15 133,5 122,17 96 20 70 4,66
12811600 16 141,6 130,20 104 20 70 5,42
12811700 17 149,7 138,23 112 20 70 6,23
12811800 18 157,8 146,27 120 20 70 7,09
12811900 19 165,9 154,32 128 20 70 8,01
12812000 20 174,0 162,37 130 20 70 8,77
12812100 21 182,1 170,42 130 25 70 9,40
12812200 22 190,2 178,48 130 25 70 10,17
12812300 23 198,3 186,54 130 25 70 10,97
12812400 24 206,4 194,60 130 25 70 11,81
12812500 25 214,5 202,66 130 25 70 12,68
12812600 26 222,6 210,72 130 25 70 13,61
12812700 27 230,7 218,79 130 25 70 14,60
12812800 28 238,8 226,86 130 25 70 15,60
12812900 29 246,9 234,93 130 25 70 16,63
12813000 30 255,0 243,00 130 25 70 17,69
12813100 31 263,1 251,07 140 25 70 19,18
12813200 32 271,2 259,14 140 25 70 20,32
12813300 33 279,3 267,21 140 25 70 21,51
12813400 34 287,4 275,28 140 25 70 22,73
12813500 35 295,5 283,36 140 25 70 23,97
12813600 36 303,6 291,43 140 25 70 25,29
12813700 37 311,7 299,51 140 25 70 26,62
12813800 38 319,7 307,58 140 40 75 18,60
12813801 38 319,7 307,58 140 25 70 27,99
12814000 40 335,9 323,74 140 25 70 30,86
12814200 42 352,1 339,89 140 25 70 33,93
12814500 45 376,4 364,12 150 40 75 19,40
12814501 45 376,4 364,12 140 25 70 38,74
12814800 48 400,6 388,36 140 25 70 43,88
12815000 50 416,8 404,52 140 25 70 47,52
12815700 57 473,4 461,08 170 40 90 31,00
12815701 57 473,4 461,08 160 40 82 63,64
12817600 76 627,1 614,64 175 40 95 41,50