Bass Strings identification

[mojonoho]

Hello all lowenders.
Bought & sold a 63 Pbass & the bass had the coolest set of flat wounds on them. The prior owner didn’t know - so they felt like 40-100 gauge and are flat wounds. Need some help in deciphering the mystery string.
Im thinking Labella ?

 

[michael_t]

Those are GHS Precision Flats.

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