The 02003 - Dogbone 55mm (2 off) is used in the following:

Exceed R/C - Xtreme
Wind Hobby - Mutant
Exceed R/C - Infinitive
Exceed R/C - Ultra
Himoto - ELDORADA E - STARTER VERSION
Himoto - RAPIDA PRO E - STARTER VERSION
Himoto - TAIPAN XRS PRO
Himoto - RAPIDA PRO
Himoto - SYCLONE PRO E - STARTER VERSION
Himoto - PYTHON XV3
Himoto - SYCLONE
Himoto - SYCLONE PRO
Himoto - PYTHON XV3 UPGRADE
Himoto - RAPIDA
Himoto - TAIPAN XRS
Himoto - RAPIDA UPGRADE PRO
Himoto - ELDORADA
Himoto - ELDORADA UPGRADE
Amax - Xtreme
Amax - Leopard
Redcat - Lightning STR
Redcat - Shockwave
Redcat - Tornado BB & S30
Redcat - Lightning EPX PRO
Redcat - Tornado EPX PRO
Redcat - Volcano EPX PRO
Redcat - Vortex EPX PRO
Redcat - Volcano EPX
Redcat - Vortex EPX
HSP - Sonic
HSP - Pace Setter
HSP - Atomic
HSP - Flying Fish
HSP - XSTR Power
HSP - Sedrmer
HSP - Warhead
HSP - Stomer
HSP - Sidewinder
HSP - Salvager
HSP - Backwash
Amax - Howitzer
Wind Hobby - Seorider
Wind Hobby - Sport
Amax - Sedrmer
Wind Hobby - Dash
Wind Hobby - Swift
HSP - Backwash
HSP - Flying Fish
HSP - XSTR Power
HSP - Gladiator
HSP - Salvager
HSP - Tyrannosurus
HSP - Warhead
HSP - Stromer
HSP - Xeme
HSP - Sonic
HSP - Pace Setter

The 02003 - Dogbone 55mm (2 off) may also be used used in other models please refer to your instruction manual for the correct part.
Actual product may vary from picture.