Ma Sprockets Awiri a Maunyolo Awiri Amodzi pa American Standard
Chitsulo cha C-Chitsulo Chokha
| Ayi. Mano | Nambala | De | DI | Dm | A | Mapaundi Olemera. (Pafupifupi.) |
| |
| Ochepera | 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 | |
★ Ili ndi malo otsetsereka pakati pa malo olumikizirana kuti unyolo uchotsedwe.
Chitsulo cha A-Chitsulo cha Mtundu Wachiwiri
| Ayi. Mano | Nambala | De | Dp | Mtundu | DI | L | c | E | B1 | Wt. (Pafupifupi.) |
| |
| Ochepera | 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 | |
Chitsulo Chokhala ndi Zitsulo Ziwiri Chokhala ndi Zitsulo Ziwiri
| Ayi. Mano | Nambala | Kukula kwa Bushing | De | Dp | D1 | Mtundu | L1 | c | E | L2 | B1 | Wt. Mzere Wokha |
| |
| Ochepera | 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 | |
Ma sprockets awiri amodzi amapangidwa kuti aziyendetsa maunyolo awiri a mtundu wa single-strand, apa ndi pomwe dzina lakuti "double single" linachokera. Kawirikawiri ma sprockets awa ndi A style koma onse awiri taper bushed ndi QD style amapezeka ngati pempho la makasitomala. Ma sprockets athu awiri amodzi amapangidwa ndi mano olimba ndipo ali ndi utoto woyambirira kapena utoto wakuda wa oxide kuti agwire bwino ntchito komanso kuti asagwe ndi dzimbiri pang'ono. Kukula kwa ma stock a ma sprockets awiri amodzi kumayambira pa ANSI #40 - #80/DIN06B-16B koma kukula kwina kumatha kupangidwa mukapempha. Chofunika kudziwa ndichakuti ngakhale ma sprockets awa ndi ma sprockets awiri, sadzagwa ndi unyolo wa ma roller awiri.
