Brother Foot Holder, Low Presser Foot Shank.
That particular foot holder fits all low shank brothers, the foot holder just screws onto your foot bar for use with brother clip on feet.
This Brother foot holder will only fit the following Brother Sewing Machines -
BC-1000, CE-4000, CE-5000PRW, CE-5500, CE-5500PRW, CP-6500, CP-7500, CS-770, CS-6000, CS-8060, CS-8072, CS-8100, CS-8150, CS-8200, DS-120, DS-140, ES-2000, EX-660, FS-20, FS-40, FS-40WT, FS-100WT, HE-240, HS-2500, Innov-ís 40 (NS40), LB-6800PRW, LS-30, LS-2125, LS-2125i, LS-2130, LS-2150, LX-3125, LX-3125e, LS14, L14, PC-210, PC-210PRW, PC-4000, PC-5000, PC-6000, PC-8000, PE-300S, PE-400D, PS-1700, PS-1750, NV900, NV950, NV955, NV2500D, NV2600, NV-4000D, NX-200, NX-400, NX-600, SE-270D, SE-350, SE-400, SQ-9000, XL2610, XL3750, XL-5500, XL-6040, XL-6050, XL-6060, XL-6452, XL-6562, XR-46, XR-52T, XR-65T, XR-4040 & XR-7700.