Comparison : Item # 530-0287, 6.5” Shielded, Delrin sleeved, 3-A probe
Item # 530-0225, 11” Shielded, Delrin sleeved, 3-A probe
Item # 530-0248, 18” Shielded, Delrin sleeved, 3-A probe
Item # 530-0249, 24” Shielded, Delrin sleeved, 3-A probe
Item # 530-0250, 30” Shielded, Delrin sleeved, 3-A probe