Sprockets mara mbili kwa minyororo mbili kwa kiwango cha Amerika
Aina moja ya C-Steel
| Hapana. Meno | Nambari | De | DI | Dm | A | Wt. Lbs. (Takriban.) |
| |
| Min | Max. | |||||||
| 12 | 40C12 | 2.170 | 1/2 | 1 | 139/64 | 11/2 | .75 | |
| 13 | 40C13 | 2.330 | 1/2 | 1/16 | 13/4 | 11/2 | .94 | |
| 14 | 40C14 | 2.490 | 1/2 | 1/8 | 111/16 | 11/2 | .91 | |
| 15 | 40C15 | 2.650 | 1/2 | 1/4 | 17/8 | 11/2 | 1.19 | |
| 16 | 40C16 | 2.810 | 1/2 | 3/8 | 2 | 11/2 | 1.34 | |
| 17 | 40C17 | 2.980 | 5/8 | 7/16 | 21/8 | 11/2 | 1.5 | |
| 18 | 40C18 | 3.140 | 5/8 | 1/2 | 25/16 | 11/2 | 1.8 | |
★ amepata tena Groove katika kitovu kwa kibali cha mnyororo.
Aina mbili ya aina moja
| Hapana. Meno | Nambari | De | Dp | Aina | DI | L | c | E | B1 | Wt. (Takriban.) |
| |
| Min | Max. | |||||||||||
| 15 | DS40A15 | 2.650 | 2.405 | A | 1/2 | 11/4 | 113/32 | 11/8 | 113/16 | .284 | 1.2 | |
| 16 | DS40A16 | 2.810 | 2.563 | A | 1/2 | 11/4 | 113/32 | 11/8 | 2 | .284 | 1.4 | |
| 17 | DS40A17 | 2.980 | 2.721 | A | 1/2 | 15/16 | 113/32 | 11/8 | 21/8 | .284 | 1.6 | |
| 18 | DS40A18 | 3.140 | 2.879 | A | 1/2 | 11/2 | 113/32 | 11/8 | 25/16 | .284 | 1.8 | |
| 19 | DS40A19 | 3.300 | 3.038 | A | 5/8 | 111/16 | 113/32 | 11/8 | 21/2 | .284 | 2.2 | |
| 20 | DS40A20 | 3.460 | 3.196 | A | 5/8 | 13/4 | 113/32 | 11/8 | 25/8 | .284 | 2.6 | |
| 21 | DS40A21 | 3.620 | 3.355 | A | 5/8 | 13/4 | 113/32 | 11/8 | 225/32 | .284 | 2.9 | |
| 22 | DS40A22 | 3.780 | 3.513 | A | 5/8 | 113/16 | 113/32 | 11/8 | 215/16 | .284 | 3.0 | |
| 23 | DS40A23 | 3,940 | 3.672 | A | 5/8 | 21/16 | 113/32 | 11/8 | 23/32 | .284 | 3.5 | |
| 24 | DS40A24 | 4.100 | 3.831 | A | 5/8 | 21/4 | 113/32 | 11/8 | 217/64 | .284 | 4.0 | |
Double-taper-bashed-chuma
| Hapana. Meno | Nambari | Saizi ya bushing | De | Dp | D1 | Aina | L1 | c | E | L2 | B1 | Wt. Mdomo tu |
| |
| Min | Max. | |||||||||||||
| 19 | DS40ATB19H | 1215 | 3.300 | 3.308 | 1/2 | 1/4 | A | 113/32 | 11/8 | 21/2 | 11/2 | .284 | 1.1 | |
| 20 | DS40ATB20H | 1215 | 3.460 | 3.196 | 1/2 | 1/4 | A | 113/32 | 11/8 | 25/8 | 11/2 | .284 | 1.3 | |
| 21 | DS40ATB21H | 1615 | 3.620 | 3.355 | 1/2 | 5/8 | A | 113/32 | 11/8 | 225/32 | 11/2 | .284 | 1.3 | |
| 23 | DS40ATB23H | 1615 | 3.940 | 3.672 | 1/2 | 5/8 | A | 113/32 | 11/8 | 23/32 | 11/2 | .284 | 1.5 | |
| 24 | DS40ATB24H | 1615 | 4.100 | 3.831 | 1/2 | 5/8 | A | 113/32 | 11/8 | 217/64 | 11/2 | .284 | 1.7 | |
Sprockets mbili moja imeundwa kuendesha minyororo miwili ya aina moja-strand, hapa ndipo jina "Double Single" lilitoka. Kawaida sprockets hizi ni mtindo lakini mtindo wa taper bushed na QD unapatikana kama ombi la Custoemrs. Sprockets zetu moja mbili zinatengenezwa na meno magumu na zina rangi ya asili au mipako ya oksidi nyeusi kwa utendaji bora na upinzani mdogo wa kutu. Ukubwa wa hisa za sprockets moja mara mbili kutoka ANSI #40 - #80/DIN06B -16B lakini saizi za ziada zinaweza kutengenezwa kwa ombi. Kitu cha muhimu kutambua ni kwamba hata ingawa sprockets hizi ni sprockets mara mbili hawataweza-strand roller mnyororo.
