Mithril limbs

Mithril limbs are required to make a mithril crossbow. They can be smithed from a mithril bar at Smithing level 56, granting 50 experience.

Mithril crossbow limbs can be attached to a maple stock at Fletching level 54, granting 64 experience, to make a mithril crossbow (u). They can also be bought from or sold to crossbow shops, such as the one in Keldagrim Or eastern part of the Dwarven Mine at the NPC called Hura.