NIMTEK New Carburetor Carb for STIHL 021 MS210 023 MS230 025 MS250 Chainsaw 1123-120-0603 ZAMA Brand new high quality aftermarket carburetor. Replace manufacturer part number: 1123-120-0603 Fiment model: STIHL 021 MS210 023 MS230 025 MS250 chainsaw Match original equipment exactly for a perfect fit, easy to install. Package include: 1 x carbuetor