In Wrath of the Lich King it is item level 258 and requires level 80. In MoP Classic it is item level 258, requires level 80 and sells to vendors for 1c.
Items Numbered Next to Relentless Gladiator's Spike
Blizzard numbers items as they are created, so the named items next to ID 48509 (48502 to 48519) were usually added in the same batch as Relentless Gladiator's Spike: the same quest line, zone, vendor or reward set.