Making Rock-shell armour set

Making Rock-shell armour set in OSRS: 1 × Rock-shell helm, 1 × Rock-shell plate, 1 × Rock-shell legs, 1 × Rock-shell gloves, 1 × Rock-shell boots → 1 × Rock-shell armour set. Profit right now: +98,119 gp after GE tax (input cost 97,877 gp).