TierraCast® white plated slotted D-ring toggle clasps. 14x15mm D-ring, 21mm bar.White-plated components are generally grayer, but also more durable, than silver-plated components. TierraCast uses "Britannia" casting alloy for cast pewter components. White-plated components are generally grayer, but also more durable, than silver-plated components. White plating is also known as "imitation rhodium" and "silvertone". Connect bar to curve of D-ring with jump rings. Or, attach bar to a hole in D-ring with beading wire. Close clasp using other D-ring as loop. TierraCast Safety Compliance Info.