Comparison : Item # 0008A-715, Model G-2 Gas Cell 5cm with NaCl windows and Plain Tubular Endings (PTE) with 12/30 joints
Item # 0008A-716, Model G-2 Gas Cell 5cm with NaCl windows and Semi Ball (SBJ) Endings with 18/9 joints
Item # 0008A-714, Model G-2 Gas Cell 5cm with NaCl windows and Tapered Endings (TPE) with 12/30 joints
Item # 0008A-711, Model G-2 Gas Cell 10cm with NaCl windows and Plain Tubular Endings (PTE) with 12/30 joints
Item # 0008A-712, Model G-2 Gas Cell 10cm with NaCl windows and Semi Ball (SBJ) Endings with 18/9 joints