X-7 front mech seat tube clamp spacers? 34.9 mech on 31.8

Do X-7 mechs seat tube clamps have spacer shims like Deore LX?
My bike has a 31.8 seat tube, I have a SRAM X-7 mech but its 34.9mm can I get a shim kit seperately or do I need a new mech?
My bike has a 31.8 seat tube, I have a SRAM X-7 mech but its 34.9mm can I get a shim kit seperately or do I need a new mech?
Mountain: Orange Patriot FR, SubZero & Evo2LE.
Road: Tifosi Race Custom.
Do it all bike: Surly Disc Trucker 700c/29er
Road: Tifosi Race Custom.
Do it all bike: Surly Disc Trucker 700c/29er
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Parktools :?:SheldonBrown
Road: Tifosi Race Custom.
Do it all bike: Surly Disc Trucker 700c/29er