Frames are available for the servos listed below. This is a partial list and I'll add to it as time permits. Any 'rebranded' servo will naturally be
able to use the same frame, eg: the JR DS168 and Hitec HS5125 share the same case, as do the JR NES341 and Expert SL300.
type 368: DS368, DS368BB*, NES331, NES341, NES351, SL300
type 168: DS168, HS125, HS5125
type 241: NES241, DS281, DS285
type 761: 94761
type 3421: DS3421
type 8411: DS8411, standard case JR servos
type 85: HS85BB/MG
type 3150: S1350
type 3101: S3101, S3102