The Robert Axle Project BOB Trailer 12mm Thru Axle provides a solution for modern thru-axle bikes to attach a BOB trailer. These axles are specifically engineered to attach the proven BOB trailer to your thru-axle equipped bike, allowing adventures to continue with loaded cargo trailers.
Many modern bikes include a 12mm thru axle that attaches the rear wheel to the frame, resulting in a ride that is stronger, safer, more rigid, and responsive. The Robert Axle Project axles are machined to the highest standards in the industry and are designed, tested, and made in Bend, Oregon.
To use, simply choose the thru-axle designed for your bike, add the bobbins from your stock BOB quick release to your Robert Axle, attach your trailer, and go.
Additional Information:
- Design: Specific BOB trailer attachment is designed into each axle.
- Compatibility: Different lengths are available with and without spacers.
- Bobbins: Replacement or extra bobbins are available, identical to those that come with each BOB skewer.
If you are unsure which axle you need click here to use the axle finder (opens in new window)The code provided by the axle finder will differ from the code on the Balfe's website, use the table below to find the Balfe's equivalent code:
| Robert Axle Project | Balfe's Site Code |
| LIG506.N | HURBFL506N |
| LIG509.F | HURBFL509F |
| LIG510.F | HURBFL510F |
| LIG526.N | HURBFL516N |
| LIG519.C | HURBFL519C |
| LIG505 | HURBFL505 |
| LIG506 | HURBFL506 |
| LIG510 | HURBFL510 |
| LIG511 | HURBFL511 |
| LIG512 | HURBFL512 |
| LIG519 | HURBFL519 |
| LIG523 | HURBFL523 |
| LIG528 | HURBFL528 |
| LIG529 | HURBFL529 |
| LIG502 | HURBFL502 |
| LIG504 | HURBFL504 |
| LIG508 | HURBFL508 |
| LIG509 | HURBFL509 |
| LIG514 | HURBFL514 |
| LIG516 | HURBFL516 |
| LIG517 | HURBFL517 |
| LIG501 | HURBFL501 |
| LIG503 | HURBFL503 |
| LIG507 | HURBFL507 |
| LIG513 | HURBFL513 |
| LIG515 | HURBFL515 |
| LIG521 | HURBFL521 |
| LIG522 | HURBFL522 |
| LIG527 | HURBFL527 |
| LIG603.N | HURBRL603N |
| LIG604.F | HURBRL604F |
| LIG613.N | HURBRL613N |
| LIG614.F | HURBRL614F |
| LIG601 | HURBRL601 |
| LIG603 | HURBRL603 |
| LIG604 | HURBRL604 |
| LIG606 | HURBRL606 |
| LIG607 | HURBRL607 |
| LIG608 | HURBRL608 |
| LIG609 | HURBRL609 |
| LIG610 | HURBRL610 |
| LIG611 | HURBRL611 |
| LIG613 | HURBRL613 |
| LIG614 | HURBRL614 |
| LIG615 | HURBRL615 |
| LIG617 | HURBRL617 |
| LIG621 | HURBRL621 |
| LIG623 | HURBRL623 |
| LIG626 | HURBRL626 |
| LIG627 | HURBRL627 |
| LIG628 | HURBRL628 |
| LIG629 | HURBRL629 |
| LIG634 | HURBRL634 |
| LIG635 | HURBRL635 |
| LIG637 | HURBRL637 |
| LIG634 | HURBRL639 |
| DDA201 | TBRBD201 |
| DDA202 | TBRBD202 |
| TRA201 | TBRBT201 |
| TRA202 | TBRBT202 |
| TRA204 | TBRBT204 |
| TRA210 | TBRBT210 |
| TRA211 | TBRBT211 |
| TRA212 | TBRBT212 |
| TRA213 | TBRBT213 |
| TRA214 | TBRBT214 |
| TRA217 | TBRBT217 |
| TRA221 | TBRBT221 |
| TRA222 | TBRBT222 |
| TRA223 | TBRBT223 |
| TRA225 | TBRBT225 |
| TRA226 | TBRBT226 |
| BOB110 | TRRBB110 |
| BOB111 | TRRBB111 |
| BOB112 | TRRBB112 |
| BOB113 | TRRBB113 |
| BOB114 | TRRBB114 |
| BOB117 | TRRBB117 |
| BOB121 | TRRBB121 |
| BOB122 | TRRBB122 |
| BOB126 | TRRBB126 |
| BOB106 | TRRBB106 |
| BOB107 | TRRBB107 |
| BOB108 | TRRBB108 |
| BOB109 | TRRBB109 |
| BOB115 | TRRBB115 |
| FOL110 | TRRBF110 |
| FOL111 | TRRBF111 |
| FOL112 | TRRBF112 |
| FOL113 | TRRBF113 |
| FOL114 | TRRBF114 |
| FOL117 | TRRBF117 |
| FOL121 | TRRBF121 |
| FOL122 | TRRBF122 |
| FOL126 | TRRBF126 |
| KID206 | TRRBK206 |
| KID207 | TRRBK207 |
| KID208 | TRRBK208 |
| KID209 | TRRBK209 |
| KID215 | TRRBK215 |
| KID210 | TRRBK210 |
| KID211 | TRRBK211 |
| KID212 | TRRBK212 |
| KID213 | TRRBK213 |
| KID214 | TRRBK214 |
| KID217 | TRRBK217 |
| KID221 | TRRBK221 |
| KID222 | TRRBK222 |
| KID223 | TRRBK223 |
| KID225 | TRRBK225 |
| KID226 | TRRBK226 |
| UDH001 | FMRBUH001 |
| LIG504.F | HURBFL504F |
| LIG518 | HURBFL518 |
| PLU100 | HURBPL100 |
| LIG623.C | HURBRL623C |
| LIG624 | HURBRL624 |
| TRA213.N | TBRBT213N |
| TRA214.F | TBRBT214F |
| TRA218 | TBRBT218 |
| TRA223.C | TBRBT223C |
| TRA224 | TBRBT224 |
| ADA001 | TRRBA001 |
| ADA005 | TRRBA005 |
| ADA006 | TRRBA006 |
| ADA007 | TRRBA007 |
| ADA008 | TRRBA008 |
| ADA009 | TRRBA009 |
| ADA010 | TRRBA010 |
| ADA125 | TRRBA125 |
| ADA126 | TRRBA126 |
| ADA127 | TRRBA127 |
| BIN001 | TRRBB001 |
| BIN002 | TRRBB002 |
| BOB113.N | TRRBB113N |
| BOB114.F | TRRBB114F |
| FOL114.f | TRRBF114F |
| KID204.Y | TRRBK204Y |
| KID213.N | TRRBK213N |
| KID214.F | TRRBK214F |
| KID218 | TRRBK218 |
| KID219 | TRRBK219 |
| KID220 | TRRBK220 |
| KID223.C | TRRBK223C |
| KID224 | TRRBK224 |
| KID633.O | TRRBK633O |