Keep the facts in view.

Bring your label, notes or previous invoice. Prepare a parts inquiry or delivery follow-up with exact identifiers, quantities and open questions.

You confirm fit, stock, price and purchasing approval with the relevant source before placing an order yourself.

Example · not your saved work

Previous code GR-08; current listing GR-08B. Need six rollers; listing says packs of two.

Confirm fit, then quote

Ask whether the listed part applies to the exact supplied equipment.
Six individual rollers would mean three packs only if two rollers per pack is confirmed.
Request the actual price and lead time; keep substitutions open for review.

Fictional parts and quantity example. No compatibility or stock is asserted.