Metamagic rod, Enlarge
(Dungeon Master's Guide v.3.5, page 236)
Price (Item Level): 11,000 gp (13th)
Body Slot: — (held)
Caster Level: 17th
Aura: Strong; (DC 23) no school
Activation: —
Weight: 5 lb.
You can cast up to three spells per day, of 6th level or lower, whose ranges are doubled as though affected by the Enlarge Spell feat.
Prerequisites: Craft Rod, Enlarge Spell.
Cost to Create: 5,500 gp, 440 XP, 11 days.