Thru Axle for Kid Trailers

Robert Axles for Kid Trailers are designed specifically to fit your 12mm thru-axle bike and allow attachment of any hitch-mounted trailer. These fit any trailer that has two wheels and a single point of attachment to the axle. This includes all the two-wheeled child, pet and cargo trailers such as: Thule, Chariot, Burley, Instep, Carry Freedom, and many more.

Purchase our Kid Trailer axle for your bike. Share your stoke for cycling with your kids. Simplify your life by allowing quick and secure attachment of your trailer to your best and favorite bike. Enjoy the adventure.

Robert Axle Project
Robert Axle Thru Axle for Kid Trailers
Robert Axle Thru Axle for Kid Trailers
Click image to enlarge
Description Colour Size Wt(g) Part No. Stock Lvl Unit RRP Pack Qty
KID204.Y - Kid Trailer YT - Decoy, YT Decoy 165 w/Tapered Spacer M12 x 1.5 M12x1.50132TRRBK204Y
Mfr: KID204.Y		£65.00Each 
KID206 - Kid Trailer 12mm, Thru Axle 209 mm M12 x 1.5 M12x1.50132TRRBK206
Mfr: KID206		£75.00Each 
KID207 - Kid Trailer 12mm, Thru Axle 217 or 229 mm M12 x 1.75 M12x1.75132TRRBK207
Mfr: KID207		£75.00Each 
KID208 - Kid Trailer 12mm, Thru Axle 223 or 229 mm M12 x 1.5 M12x1.50128TRRBK208
Mfr: KID208		£75.00Each 
KID209 - Kid Trailer 12mm, Thru Axle 209 mm M12 x 1.75 M12x1.75128TRRBK209
Mfr: KID209		£75.00Each 
KID210 - Kid Trailer 12mm, Thru Axle 192 or 198 mm M12 x 1.75 M12x1.75128TRRBK210
Mfr: KID210		£65.00Each 
KID211 - Kid Trailer 12mm, Thru Axle 174 or 180 mm M12 x 1.75 M12x1.75118TRRBK211
Mfr: KID211		£65.00Each 
KID212 - Kid Trailer 12mm, Thru Axle 159 or 165 mm M12 x 1.5 M12x1.50114TRRBK212
Mfr: KID212		£65.00Each 
KID213 - Kid Trailer 12mm, Thru Axle 160, 167 or 172 mm M12 x 1.0 M12x1.00118TRRBK213
Mfr: KID213
ETA: October 2026
£65.00Each 
KID213.N - Kid Trailer NAILD - Marin/Polygon/Argon, NAILD Marin/Polygon/Argon18 NAILD thru axle 12x142 & Boost 12x142/148128TRRBK213N
Mfr: KID213.N		£75.00Each 
KID214 - Kid Trailer 12mm, Thru Axle 172 or 178 mm M12 x 1.5 M12x1.50123TRRBK214
Mfr: KID214
ETA: October 2026
£65.00Each 
KID214.F - Kid Trailer Rapid Axle Technology, Rapid Axle Technology (R.A.T) FOCUS R.A.T bikes 12x142 & Boost 12x142/148118TRRBK214F
Mfr: KID214.F		£75.00Each 
KID215 - Kid Trailer 12mm, Thru Axle 217 or 229 mm M12 x 1.0 M12x1.00123TRRBK215
Mfr: KID215		£75.00Each 
KID217 - Kid Trailer 12mm, Thru Axle 154, 160 or 167 mm M12 x 1.0 M12x1.00123TRRBK217
Mfr: KID217		£65.00Each 
KID218 - Kid Trailer Surly, Surly 151 or 157 mm Surly GnotBoost Surly GnotBoost123TRRBK218
Mfr: KID218		£65.00Each 
KID219 - Kid Trailer Surly, Surly 186 mm Surly MDS 12x177 12x177125TRRBK219
Mfr: KID219		£75.00Each 
KID220 - Kid Trailer Surly, Surly 206 mm Surly MDS 12x197 12x197125TRRBK220
Mfr: KID220		£75.00Each 
KID221 - Kid Trailer 12mm, Thru Axle 167 mm M12x1.75 M12x1.75123TRRBK221
Mfr: KID221		£65.00Each 
KID222 - Kid Trailer 12mm, Thru Axle 176, 182 or 188 mm M12 x 1.5 M12x1.50125TRRBK222
Mfr: KID222		£65.00Each 
KID223 - Kid Trailer 12mm, Thru Axle 170 mm M12x1.75 M12x1.75123TRRBK223
Mfr: KID223		£65.00Each 
KID223.C - Kid Trailer Rapid Axle Technology, Rapid Axle Technology (R.A.T) Cervelo R.A.T bikes 12x142 12x142125TRRBK223C
Mfr: KID223.C		£90.00Each 
KID224 - Kid Trailer Mavic - Speed Release, Mavic Speed Release 165 mm Double Lead Thread Double Lead Thr123TRRBK224
Mfr: KID224		£65.00Each 
KID225 - Kid Trailer 12mm, Thru Axle 180 mm M12 x 1.25 M12x1.25123TRRBK225
Mfr: KID225		£65.00Each 
KID226 - Kid Trailer 12mm, Thru Axle 169, 175 or 184 mm M12 x 1.0 M12x1.00123TRRBK226
Mfr: KID226		£65.00Each 
KID223 - Kid Trailer 12mm, Thru Axle 159 mm M12x1.75 M12x1.75123TRRBK228
Mfr: KID228		£65.00Each 
KID633.O - Kid Trailer Orbea, Orbea M12 x 1.5 - 187mm M12x1.50137TRRBK633O
Mfr: KID633.O		£85.00Each 
KID633.O - Kid Trailer Orbea, Orbea M12 x 1.5 - 168mm M12x1.50137TRRBK641O
Mfr: KID641.O		£85.00Each 
  • Good stock levels
  • Low stock levels, Qtys may not be available
  • +24h Components are available, add 24/48hrs for assembly
  • Special Order Currently non-stock item, contact us for info
  • Out of stock. Expected availability date will be displayed if known.
  • Discontinued. This product is no longer available.
  • M Mixed Quantity discount available
Description Colour Size Wt(g) Part No. Stock Lvl Unit RRP Pack Qty
KID204.Y - Kid Trailer YT - Decoy, YT Decoy 165 w/Tapered Spacer M12 x 1.5 M12x1.50132TRRBK204Y
Mfr: KID204.Y		£65.00Each 
KID206 - Kid Trailer 12mm, Thru Axle 209 mm M12 x 1.5 M12x1.50132TRRBK206
Mfr: KID206		£75.00Each 
KID207 - Kid Trailer 12mm, Thru Axle 217 or 229 mm M12 x 1.75 M12x1.75132TRRBK207
Mfr: KID207		£75.00Each 
KID208 - Kid Trailer 12mm, Thru Axle 223 or 229 mm M12 x 1.5 M12x1.50128TRRBK208
Mfr: KID208		£75.00Each 
KID209 - Kid Trailer 12mm, Thru Axle 209 mm M12 x 1.75 M12x1.75128TRRBK209
Mfr: KID209		£75.00Each 
KID210 - Kid Trailer 12mm, Thru Axle 192 or 198 mm M12 x 1.75 M12x1.75128TRRBK210
Mfr: KID210		£65.00Each 
KID211 - Kid Trailer 12mm, Thru Axle 174 or 180 mm M12 x 1.75 M12x1.75118TRRBK211
Mfr: KID211		£65.00Each 
KID212 - Kid Trailer 12mm, Thru Axle 159 or 165 mm M12 x 1.5 M12x1.50114TRRBK212
Mfr: KID212		£65.00Each 
KID213 - Kid Trailer 12mm, Thru Axle 160, 167 or 172 mm M12 x 1.0 M12x1.00118TRRBK213
Mfr: KID213
ETA: October 2026
£65.00Each 
KID213.N - Kid Trailer NAILD - Marin/Polygon/Argon, NAILD Marin/Polygon/Argon18 NAILD thru axle 12x142 & Boost 12x142/148128TRRBK213N
Mfr: KID213.N		£75.00Each 
KID214 - Kid Trailer 12mm, Thru Axle 172 or 178 mm M12 x 1.5 M12x1.50123TRRBK214
Mfr: KID214
ETA: October 2026
£65.00Each 
KID214.F - Kid Trailer Rapid Axle Technology, Rapid Axle Technology (R.A.T) FOCUS R.A.T bikes 12x142 & Boost 12x142/148118TRRBK214F
Mfr: KID214.F		£75.00Each 
KID215 - Kid Trailer 12mm, Thru Axle 217 or 229 mm M12 x 1.0 M12x1.00123TRRBK215
Mfr: KID215		£75.00Each 
KID217 - Kid Trailer 12mm, Thru Axle 154, 160 or 167 mm M12 x 1.0 M12x1.00123TRRBK217
Mfr: KID217		£65.00Each 
KID218 - Kid Trailer Surly, Surly 151 or 157 mm Surly GnotBoost Surly GnotBoost123TRRBK218
Mfr: KID218		£65.00Each 
KID219 - Kid Trailer Surly, Surly 186 mm Surly MDS 12x177 12x177125TRRBK219
Mfr: KID219		£75.00Each 
KID220 - Kid Trailer Surly, Surly 206 mm Surly MDS 12x197 12x197125TRRBK220
Mfr: KID220		£75.00Each 
KID221 - Kid Trailer 12mm, Thru Axle 167 mm M12x1.75 M12x1.75123TRRBK221
Mfr: KID221		£65.00Each 
KID222 - Kid Trailer 12mm, Thru Axle 176, 182 or 188 mm M12 x 1.5 M12x1.50125TRRBK222
Mfr: KID222		£65.00Each 
KID223 - Kid Trailer 12mm, Thru Axle 170 mm M12x1.75 M12x1.75123TRRBK223
Mfr: KID223		£65.00Each 
KID223.C - Kid Trailer Rapid Axle Technology, Rapid Axle Technology (R.A.T) Cervelo R.A.T bikes 12x142 12x142125TRRBK223C
Mfr: KID223.C		£90.00Each 
KID224 - Kid Trailer Mavic - Speed Release, Mavic Speed Release 165 mm Double Lead Thread Double Lead Thr123TRRBK224
Mfr: KID224		£65.00Each 
KID225 - Kid Trailer 12mm, Thru Axle 180 mm M12 x 1.25 M12x1.25123TRRBK225
Mfr: KID225		£65.00Each 
KID226 - Kid Trailer 12mm, Thru Axle 169, 175 or 184 mm M12 x 1.0 M12x1.00123TRRBK226
Mfr: KID226		£65.00Each 
KID223 - Kid Trailer 12mm, Thru Axle 159 mm M12x1.75 M12x1.75123TRRBK228
Mfr: KID228		£65.00Each 
KID633.O - Kid Trailer Orbea, Orbea M12 x 1.5 - 187mm M12x1.50137TRRBK633O
Mfr: KID633.O		£85.00Each 
KID633.O - Kid Trailer Orbea, Orbea M12 x 1.5 - 168mm M12x1.50137TRRBK641O
Mfr: KID641.O		£85.00Each 
  • Good stock levels
  • Low stock levels, Qtys may not be available
  • +24h Components are available, add 24/48hrs for assembly
  • Special Order Currently non-stock item, contact us for info
  • Out of stock. Expected availability date will be displayed if known.
  • Discontinued. This product is no longer available.
  • M Mixed Quantity discount available