NAB-10 Bearing Interchange
Needle Roller Bearings Supplier
X&C Bearing Factory is a professional needle roller bearing manufacturer, supplying all kinds of needle roller bearings, the price is cheap, welcome to inquiry.
| Model | Inner Ring | FAG SKF |
SKF (Old) |
|||
| NAB-10 | IR-7X10X16 | NAB-10 | RHNA 101813 C | |||
| NAB-12 | IR-9X12X16 | NAB-12 | RHNA 122013 C | |||
| NAB-14 | IR-10X14X13 | NAB-14 | RHNA 142213 C | |||
| NAB-16 | IR-12X16X13 | NAB-16 | RHNA 162413 C | |||
| NAB-18 | IR-15X18X16.5 | NAB-18 | RHNA 182613 C | |||
| NAB-20 | IR-15x20x16 | NAB-20 | RHNA 202813 C | |||
| NAB-22 | IR-17x22x18 | NAB-22 | RHNA 223218 C | |||
| NAB-25 | IR-20x25x20 | NAB-25 | RHNA 253518 C | |||
| NAB-28 | IR-22x28x20.5 | NAB-28 | RHNA 283818 C | |||
| NAB-30 | IR-25x30x20 | NAB-30 | RHNA 304018 C | |||
| NAB-32 | IR-28x32x20 | NAB-32 | RHNA 324218 C | |||
| NAB-35 | IR-30x35x20 | NAB-35 | RHNA 354518 C | |||
| NAB-38 | – | NAB-38 | RHNA 385022 C | |||
| NAB-40 | IR-35x40x22 | NAB-40 | RHNA 405222 C | |||
| NAB-42 | – | NAB-42 | RHNA 425422 C | |||
| NAB-45 | – | NAB-45 | RHNA 455722 C | |||
| NAB-50 | IR-45x50x25 | NAB-50 | RHNA 506222 C | |||
| NAB-55 | IR-50x55x25 | NAB-55 | RHNA 556722 C | |||
| NAB-60 | IR-50x60x25 | NAB-60 | RHNA 607222 C | |||
| Model | Inner Ring | FAG INA SKF |
IKO | SKF (Old) |
||
| HK-0306 | – | HK 0306 | – | – | ||
| HK-0408 | – | HK 0408 | TLA 48 ZN | RHNA 040808 | ||
| HK-0509 | – | HK 0509 | TLA 59 Z | RHNA 050909 | ||
| HK-0608 | – | HK 0608 | – | RHNA 061008 | ||
| HK-0609 | – | HK 0609 | TLA 69 Z | RHNA 061009 | ||
| HK-0709 | – | HK 0709 | TLA 79 Z | RHNA 071109 | ||
| HK-0808 | – | HK 0808 | – | RHNA 081208 | ||
| HK-0810 | IR-5x8x12 | HK 0810 | TLA 810 Z | RHNA 081210 | ||
| HK-0908 | – | HK 0908 | – | RHNA 091308 | ||
| HK-0910 | IR-6x9x12 | HK 0910 | TLA 910 Z | RHNA 091310 | ||
| HK-0912 | IR-6x9x12 | HK 0912 | TLA 912 Z | RHNA 091312 | ||
| HK-1010 | IR-7x10x10.5 | HK 1010 | TLA 1010 Z | RHNA 101410 | ||
| HK-1012 | IR-7x10x12 | HK 1012 | TLA 1012 Z | RHNA 101412 | ||
| HK-1015 | IR-7x10x16 | HK 1015 | TLA 1015 Z | RHNA 101415 | ||
| HK-1210 | IR-8x12x10.5 | HK 1210 | TLA 1210 Z | RHNA 121610 | ||
| HK-1212 | IR-8x12x12.5 | HK 1212 | TLA 1212 Z | RHNA 121812 | ||
| HK-1312 | IR-10x13x12.5 | HK 1312 | TLA 1312 Z | RHNA 131912 | ||
| HK-1412 | IR-10x14x13 | HK 1412 | TLA 1412 Z | RHNA 142012 | ||
| HK-1512 | IR-12x15x12.5 | HK 1512 | TLA 1512 Z | RHNA 152112 | ||
| HK-1516 | IR-12x15x16.5 | HK 1516 | TLA 1516 Z | RHNA 152116 | ||
| HK-1522 | IR-12x15x22.5 | HK 1522 | TLA 1522 Z | RHNA 152122 | ||
| HK-1612 | IR-12x16x13 | HK 1612 | TLA 1612 Z | RHNA 162212 | ||
| HK-1616 | IR-12x16x16 | HK 1616 | TLA 1616 Z | RHNA 162216 | ||
| HK-1622 | IR-12x16x22 | HK 1622 | TLA 1622 Z | RHNA 162222 | ||
| HK-1712 | – | HK 1712 | TLA 1712 Z | RHNA 172312 | ||
| HK-1812 | – | HK 1812 | TLA 1812 Z | RHNA 182412 | ||
| HK-1816 | IR-15x18x16.5 | HK 1816 | TLA 1816 Z | RHNA 182416 | ||
| HK-2010 | – | HK 2010 | – | RHNA 202610 | ||
| HK-2012 | IR-15x20x13 | HK 2012 | TLA 2012 Z | RHNA 202612 | ||
| HK-2016 | IR-17x20x16.5 | HK 2016 | TLA 2016 Z | RHNA 202616 | ||
| HK-2020 | IR-17x20x20.5 | HK 2020 | TLA 2020 Z | RHNA 202620 | ||
| HK-2030 | IR-17x20x30.5 | HK 2030 | TLA 2030 Z | RHNA 202630 | ||
| HK-2210 | – | HK 2210 | – | RHNA 222810 | ||
| HK-2212 | IR-17x22x13 | HK 2212 | TLA 2212 Z | RHNA 222812 | ||
| HK-2216 | IR-17x22x16 | HK 2216 | TLA 2216 Z | RHNA 222816 | ||
| HK-2220 | IR-17x22x23 | HK 2220 | TLA 2220 Z | RHNA 222820 | ||
| HK-2512 | – | HK 2512 | TLA 2512 Z | RHNA 253212 | ||
| HK-2516 | IR-20x25x17 | HK 2516 | TLA 2516 Z | RHNA 253216 | ||
| HK-2520 | IR-20x25x20.5 | HK 2520 | TLA 2520 Z | RHNA 253220 | ||
| HK-2526 | IR-20x25x26.5 | HK 2526 | TLA 2526 Z | RHNA 253226 | ||
| HK-2538 | IR-20x25x38.5 | HK 2538 | TLA 2538 Z | RHNA 253238 | ||
| HK-2816 | IR-22x28x17 | HK 2816 | TLA 2816 Z | RHNA 283516 | ||
| HK-2820 | IR-22x28x20.5 | HK 2820 | TLA 2820 Z | RHNA 283520 | ||
| HK-3012 | – | HK 3012 | TLA 3012 Z | RHNA 303712 | ||
| HK-3016 | IR-25x30x17 | HK 3016 | TLA 3016 Z | RHNA 303716 | ||
| HK-3020 | IR-25x30x20.5 | HK 3020 | TLA 3020 Z | RHNA 303720 | ||
| HK-3022 | – | HK 3022 | – | – | ||
| HK-3026 | IR-25x30x26.5 | HK 3026 | TLA 3026 Z | RHNA 303726 | ||
| HK-3038 | IR-25x30x38.5 | HK 3038 | TLA 3038 Z | RHNA 303738 | ||
| HK-3220 | – | HK 3220 | – | – | ||
| HK-3224 | – | HK 3224 | – | – | ||
| HK-3512 | – | HK 3512 | TLA 3512 Z | RHNA 354212 | ||
| HK-3516 | IR-30x35x17 | HK 3516 | TLA 3516 Z | RHNA 354216 | ||
| HK-3520 | IR-30x35x20.5 | HK 3520 | TLA 3520 Z | RHNA 354220 | ||
| HK-4012 | – | HK 4012 | TLA 4012 Z | RHNA 404712 | ||
| HK-4016 | IR-35x40x17 | HK 4016 | TLA 4016 Z | RHNA 404716 | ||
| HK-4020 | IR-35x40x20.5 | HK 4020 | TLA 4020 Z | RHNA 404720 | ||
| HK-4512 | – | HK 4512 | – | – | ||
| HK-4516 | IR-40x45x17 | HK 4516 | TLA 4516 Z | RHNA 455216 | ||
| HK-4520 | IR-40x45x20.5 | HK 4520 | TLA 4520 Z | RHNA 455220 | ||
| HK-5020 | IR-45x50x20 | HK 5020 | TLA 5020 Z | RHNA 505820 | ||
| HK-5025 | IR-45X50X25.5 | HK 5025 | TLA 5025 Z | RHNA 505825 | ||
| HK-5520 | IR-50X55X20.5 | HK 5520 | TLA 5520 Z | – | ||
| HK-5528 | – | HK 5528 | – | – | ||
| HK-6012 | – | HK 6012 | – | – | ||
| HK-6020 | – | HK 6020 | – | – | ||
| HK-6032 | – | HK 6032 | – | – | ||
| Consolidated No. | Inner Ring | FAG | IKO | INA | SKF | SKF (Old No.) |
| HK-0810-2RS | – | HK 0810.2RS | – | – | – | – |
| HK-0812-2RS | – | HK 0812.2RS | – | HK 0812-2RS | HK 0812.2RS | – |
| HK-1014-2RS | – | HK 1014.2RS | – | HK 1014-2RS | HK 1014.2RS | – |
| HK-1216-2RS | – | HK 1216.2RS | TLA 1216 UU | HK 1216.2RS | HK 1216.2RS | RHNA 121816-2RS |
| HK-1416-2RS | IR-10x14x20 | HK 1416.2RS | TLA 1416 UU | HK 1416.2RS | HK 1416.2RS | RHNA 142016-2RS |
| HK-1516-2RS | IR-12x15x16.5 | HK 1516.2RS | TLA 1516 UU | HK 1516.2RS | HK 1516.2RS | RHNA 162216-2RS |
| HK-1520-2RS | – | HK 1520.2RS | – | HK 1520-2RS | HK 1520.2RS | – |
| HK-1616-2RS | IR-12x16x16 | HK 1616.2RS | TLA 1616 UU | HK 1616.2RS | HK 1616.2RS | RHNA 162216-2RS |
| HK-1620-2RS | – | HK 1620.2RS | – | HK 1620-2RS | HK 1620.2RS | |
| HK-1816-2RS | IR-15x18x16.5 | HK 1816.2RS | TLA 1816 UU | HK 1816.2RS | HK 1816.2RS | RHNA 182416-2RS |
| HK-2016-2RS | IR-17x20x16.5 | HK 2016.2RS | TLA 2016 UU | HK 2016.2RS | HK 2016.2RS | RHNA 202616-2RS |
| HK-2020-2RS | IR-17x20x20.5 | HK 2020.2RS | TLA 2020 UU | HK 2020.2RS | HK 2020.2RS | RHNA 202620-2RS |
| HK-2216-2RS | IR-17x22x16 | HK 2216.2RS | TLA 2216 UU | HK 2216.2RS | HK 2216.2RS | RHNA 222816-2RS |
| HK-2220-2RS | IR-17x22x23 | HK 2220.2RS | TLA 2220 UU | HK 2220.2RS | HK 2220.2RS | RHNA 222820-2RS |
| HK-2516-2RS | IR-20x25x17 | HK 2516.2RS | TLA 2516 UU | HK 2516.2RS | HK 2516.2RS | RHNA 253216-2RS |
| HK-2520-2RS | IR-20x25x20.5 | HK 2520.2RS | TLA 2520 UU | HK 2520.2RS | HK 2520.2RS | RHNA 253220-2RS |
| HK-2524-2RS | IR-20x25x26.5 | HK 2524.2RS | – | HK 2524.2RS | HK 2524.2RS | RHNA 253224-2RS |
| HK-2530-2RS | IR-20x25x30 | HK 2530.2RS | – | HK 2530-2RS | HK 2530.2RS | – |
| HK-2820-2RS | IR-22x28x20.5 | HK 2820.2RS | TLA 2820 UU | HK 2820.2RS | HK 2820.2RS | RHNA 283520-2RS |
| HK-3016-2RS | IR-25x30x17 | HK 3016.2RS | TLA 3016 UU | HK 3016.2RS | HK 3016.2RS | RHNA 303716-2RS |
| HK-3020-2RS | IR-25x30x20.5 | HK 3020.2RS | TLA 3020 UU | HK 3020.2RS | HK 3020.2RS | RHNA 303720-2RS |
| HK-3024-2RS | IR-25x30x26 | HK 3024.2RS | – | HK 3024.2RS | HK 3024.2RS | RHNA 303724-2RS |
| HK-3516-2RS | IR-30x35x17 | HK 3516.2RS | TLA 3516 UU | HK 3516.2RS | HK 3516.2RS | RHNA 354216-2RS |
| HK-3520-2RS | IR-30x35x20.5 | HK 3520.2RS | TLA 3520 UU | HK 3520.2RS | HK 3520.2RS | RHNA 354220-2RS |
| HK-4016-2RS | IR-35x40x17 | HK 4016.2RS | TLA 4016 UU | HK 4016.2RS | HK 4016.2RS | RHNA 404716-2RS |
| HK-4020-2RS | IR-35x40x20.5 | HK 4020.2RS | TLA 4020 UU | HK 4020.2RS | HK 4020.2RS | RHNA 404720-2RS |
| HK-4520-2RS | IR-40x45x20.5 | HK 4520.2RS | TLA 4520 UU | HK 4520.2RS | HK 4520.2RS | RHNA 455220-2RS |
| HK-5024-2RS | IR-45x50x25 | HK 5024.2RS | – | HK 5024.2RS | HK 5024.2RS | RHNA 505824-2RS |
| HK-0810-RS | – | HK 0810RS | – | HK 0810RS | HK 0810RS | – |
| HK-0812-RS | – | HK 0812RS | – | – | – | – |
| HK-1012-RS | – | HK 1012RS | – | HK 1012RS | HK 1012RS | – |
| HK-1214-RS | – | HK 1214RS | – | HK 1214RS | HK 1214RS | RHNA 121814-RS |
| HK-1414-RS | IR-10x14x16 | HK 1414RS | – | HK 1414RS | HK 1414RS | RHNA 142014-RS |
| HK-1514-RS | IR-12x15x16.5 | HK 1514RS | – | HK 1514RS | HK 1514RS | RHNA 152114-RS |
| HK-1518-RS | – | HK 1518RS | – | HK 1518RS | HK 1518RS | – |
| HK-1614-RS | IR-12x16x16 | HK 1614RS | – | HK 1614RS | HK 1614RS | RHNA 162214-RS |
| HK-1814-RS | IR-15x18x16.5 | HK 1814RS | – | HK 1814RS | HK 1814RS | RHNA 182414-RS |
| HK-2018-RS | IR-17x20x20.5 | HK 2018RS | – | HK 2018RS | HK 2018RS | RHNA 202618-RS |
| HK-2214-RS | IR-17x22x16 | HK 2214RS | – | HK 2214RS | HK 2214RS | – |
| HK-2218-RS | IR-17x22x23 | HK 2218RS | – | HK 2218RS | HK 2218RS | RHNA 222818-RS |
| HK-2514-RS | IR-20x25x17 | HK 2514RS | – | HK 2514RS | HK 2514RS | RHNA 253214-RS |
| HK-2518-RS | IR-20x25x20.5 | HK 2518RS | – | HK 2518RS | HK 2518RS | RHNA 253218-RS |
| HK-2522-RS | IR-20x25x26.5 | HK 2522RS | – | HK 2522RS | HK 2522RS | RHNA 253222-RS |
| HK-2818-RS | IR-22x28x20.5 | HK 2818RS | – | – | – | – |
| HK-3018-RS | IR-25x30x20.5 | HK-3018RS | – | HK-3018RS | HK-3018RS | RHNA 303718-RS |
| HK-3022-RS | IR-25x30x26 | HK 3022RS | – | HK 3022RS | HK 3022RS | RHNA 303722-RS |
| HK-3518-RS | IR-30x35x20.5 | HK 3518RS | – | HK 3518RS | HK 3518RS | RHNA 354218-RS |
| HK-4018-RS | IR-35x40x20.5 | HK 4018RS | – | HK 4018RS | HK 4018RS | RHNA 404718-RS |
| HK-4518-RS | IR-40x45x20.5 | HK 4518RS | – | HK 4518RS | HK 4518RS | RHNA 455218-RS |
| HK-5022-RS | IR-45x50x25 | HK 5022RS | – | HK 5022RS | HK 5022RS | RHNA 505822-RS |
| Model | Inner Ring | FAG INA SKF |
IKO | SKF (Old) |
||
| BK-0306 | – | BK 0306 | – | – | ||
| BK-0408 | – | BK 0408 | TLAM 48 N | RBNA 040808 | ||
| BK-0509 | – | BK 0509 | TLAM 59 | RBNA 050909 | ||
| BK-0609 | – | BK 0609 | TLAM 69 | RBNA 061009 | ||
| BK-0709 | – | BK 0709 | TLAM 79 | RBNA 071109 | ||
| BK-0808 | – | BK 0808 | – | – | ||
| BK-0810 | IR-5x8x12 | BK 0810 | TLAM 810 | RBNA 081210 | ||
| BK-0910 | IR-6x9x12 | BK 0910 | TLAM 910 | – | ||
| BK-0912 | IR-6x9x12 | BK 0912 | TLAM 912 | RBNA 091312 | ||
| BK-1010 | IR-7x10x10.5 | BK 1010 | TLAM 1010 | RBNA 101410 | ||
| BK-1012 | IR-7x10x12 | BK 1012 | TLAM 1012 | RBNA 101412 | ||
| BK-1015 | IR-7x10x16 | BK 1015 | TLAM 1015 | RBNA 101415 | ||
| BK-1210 | IR-8x12x10.5 | BK 1210 | TLAM 1210 | RBNA 121610 | ||
| BK-1212 | IR-8x12x12.5 | BK 1212 | TLAM 1212 | RBNA 121812 | ||
| BK-1312 | IR-10x13x12.5 | BK 1312 | TLAM 1312 | RBNA 131912 | ||
| BK-1412 | IR-10x14x13 | BK 1412 | TLAM 1412 | RBNA 142012 | ||
| BK-1512 | IR-12x15x12.5 | BK 1512 | TLAM 1512 | RBNA 152112 | ||
| BK-1516 | IR-12x15x16.5 | BK 1516 | TLAM 1516 | RBNA 152116 | ||
| BK-1522 | IR-12x15x22.5 | BK 1522 | TLAM 1522 | RBNA 152122 | ||
| BK-1612 | IR-12x16x13 | BK 1612 | TLAM 1612 | RBNA 162212 | ||
| BK-1616 | IR-12x16x16 | BK 1616 | TLAM 1616 | RBNA 162216 | ||
| BK-1622 | IR-12x16x22 | BK 1622 | TLAM 1622 | RBNA 162222 | ||
| BK-1712 | – | BK 1712 | TLAM 1712 | RBNA 172312 | ||
| BK-1812 | IR-15x18x12.5 | BK 1812 | TLAM 1812 | – | ||
| BK-1816 | IR-15x18x16.5 | BK 1816 | TLAM 1816 | RBNA 182416 | ||
| BK-2012 | IR-15x20x13 | BK 2012 | TLAM 2012 | RBNA 202612 | ||
| BK-2016 | IR-17x20x16.5 | BK 2016 | TLAM 2016 | RBNA 202616 | ||
| BK-2020 | IR-17x20x20.5 | BK 2020 | TLAM 2020 | RBNA 202620 | ||
| BK-2030 | IR-17x20x30.5 | BK 2030 | TLAM 2030 | RBNA 202630 | ||
| BK-2212 | IR-17x22x13 | BK 2212 | TLAM 2212 | RBNA 222812 | ||
| BK-2216 | IR-17x22x16 | BK 2216 | TLAM 2216 | RBNA 222816 | ||
| BK-2220 | IR-17x22x23 | BK 2220 | TLAM 2220 | RBNA 222820 | ||
| BK-2512 | – | BK 2512 | TLAM 2512 | RBNA 253212 | ||
| BK-2516 | IR-20x25x17 | BK 2516 | TLAM 2516 | RBNA 253216 | ||
| BK-2520 | IR-20x25x20.5 | BK 2520 | TLAM 2520 | RBNA 253220 | ||
| BK-2526 | IR-20x25x26.5 | BK 2526 | TLAM 2526 | RBNA 253226 | ||
| BK-2538 | IR-20x25x38.5 | BK 2538 | TLAM 2538 | RBNA 253238 | ||
| BK-2816 | IR-22x28x17 | BK 2816 | TLAM 2816 | RBNA 283516 | ||
| BK-2820 | IR-22x28x20.5 | BK 2820 | TLAM 2820 | RBNA 283520 | ||
| BK-3012 | – | BK 3012 | TLAM 3012 | RBNA 303712 | ||
| BK-3016 | IR-25x30x17 | BK 3016 | TLAM 3016 | RBNA 303716 | ||
| BK-3020 | IR-25x30x20.5 | BK 3020 | TLAM 3020 | RBNA 303720 | ||
| BK-3026 | IR-25x30x26.5 | BK 3026 | TLAM 3026 | RBNA 303726 | ||
| BK-3038 | IR-25x30x38.5 | BK 3038 | TLAM 3038 | RBNA 303738 | ||
| BK-3512 | – | BK 3512 | TLAM 3512 | RBNA 354212 | ||
| BK-3516 | IR-30x35x17 | BK 3516 | TLAM 3516 | – | ||
| BK-3520 | IR-30x35x20.5 | BK 3520 | TLAM 3520 | RBNA 354220 | ||
| BK-4012 | – | BK 4012 | – | – | ||
| BK-4016 | IR-35x40x17 | BK 4016 | TLAM 4016 | – | ||
| BK-4020 | IR-35x40x20.5 | BK 4020 | TLAM 4020 | RBNA 404720 | ||
| BK-4516 | IR-40x45x17 | BK 4516 | TLAM 4516 | RBNA 455216 | ||
| BK-4520 | IR-40x45x20.5 | BK 4520 | TLAM 4520 | RBNA 455220 | ||
| BK-5020 | – | BK 5020 | TLAM 5020 | – | ||
| BK-5025 | IR-45x50x25.5 | BK 5025 | TLAM 5025 | RBNA 505825 | ||
| BK 5520 | IR-50X55X20.5 | BK 5520 | TLAM 5520 | – | ||
| BK 5528 | – | BK 5528 | – | – | ||
| BK 6012 | – | BK 6012 | – | – | ||
| BK 6020 | – | BK 6020 | – | – | ||
| BK 6032 | – | BK 6032 | – | – | ||
| Model | Inner Ring | FAG | INA SKF |
SKF (Old) |
||
| BK-1012 RS | – | BK 1012 RS | – | – | ||
| BK-1214 RS | IR-8x12x12.5 | BK 1214 RS | BK 1214 RS | RBNA 121814-RS | ||
| BK-1414 RS | IR-10x14x13 | BK 1414 RS | BK 1414 RS | RBNA 142014-RS | ||
| BK-1514 RS | IR-12x15x12.5 | BK 1514 RS | BK 1514 RS | RBNA 152114-RS | ||
| BK-1614 RS | IR-12x16x13 | BK 1614 RS | BK 1614 RS | RBNA 162214-RS | ||
| BK-1814 RS | – | BK 1814 RS | BK 1814 RS | RBNA 182414-RS | ||
| BK-2018 RS | IR-17x20x16.5 | BK 2018 RS | BK 2018 RS | RBNA 202618-RS | ||
| BK-2218 RS | IR-17x22x16 | BK 2218 RS | BK 2218 RS | RBNA 222818-RS | ||
| BK-2514 RS | – | BK 2514 RS | BK 2514 RS | RBNA 253214-RS | ||
| BK-2518 RS | IR-20x25x20.5 | BK 2518 RS | BK 2518 RS | RBNA 253218-RS | ||
| BK-2522 RS | IR-20x25x20.5 | BK 2522 RS | BK 2522 RS | RBNA 253222-RS | ||
| BK-3018 RS | IR-25x30x17 | BK 3018 RS | BK 3018 RS | RBNA 303718-RS | ||
| BK-3022 RS | IR-25x30x20.5 | BK 3022 RS | BK 3022 RS | RBNA 303722-RS | ||
| BK-3518 RS | IR-30x35x17 | BK 3518 RS | BK 3518 RS | RBNA 354218-RS | ||
| BK-4018 RS | IR-35x40x17 | BK 4018 RS | BK 4018 RS | RBNA 404718-RS | ||
| BK-4518 RS | IR-40x45x17 | BK 4518 RS | BK 4518 RS | RBNA 455218-RS | ||
| BK-5022 RS | IR-45x50x20 | BK 5022 RS | BK 5022 RS | RBNA 505822-RS |
X&C Bearing Factory is a professional needle roller bearing manufacturer, supplying all kinds of needle roller bearings, the price is cheap, welcome to inquiry.