SBG508 Stainless steel replacemnt burner tubes fits Genesis Silver B and C grills, Spirit 700 grills, Genesis Gold gas grills (2002 and newer models). All are approx lengths, but pretty close. 30.2″x2.5″x3″, which is the dimension of the box they come in. Aftermarket replacements.Welcome OEM / ODM orders. Make sure you measure the size of your original parts and compare with ours BEFORE you order. Please Note: BBQ-Parts does not sell any other branded products besides “Hongso”. BBQ-Parts ONLY sells grill aftermarket replacements under the “Hongso” trademark.