From BRWiki
 D20
|
This article is a D20 reference page
The System Reference Document is a comprehensive toolbox consisting of rules, races, classes, feats, skills, various systems, spells, magic items, and monsters compatible with the d20 System version of Dungeons & Dragons and various other roleplaying games from Wizards of the Coast.
|  D20
|
Mithral Full Plate of Speed: As a free action, the wearer of this fine set of +1 mithral full plate can activate it, enabling her to act as though affected by a haste spell for up to 10 rounds each day. The duration of the haste effect need not be consecutive rounds.
Speed while wearing a suit of mithral full plate is 20 feet for Medium creatures, or 15 feet for Small. The armor has an arcane spell failure chance of 25%, a maximum Dexterity bonus of +3, and an armor check penalty of –3. It is considered medium armor and weighs 25 pounds.
Faint transmutation; CL 5th; Craft Magic Arms and Armor, haste; Price 26,500 gp.
System Reference Document -> Specific Magic Armor