Brand

• check GAADI Tubes(12)
• check Rubena(1)

Valve length

• check 29 mm(5)
• check 33 mm(1)
• check 47 mm(13)
• check 48 mm(13)
• check 52 mm(2)

Version

• check standard(1)
• check two end tube(11)
• check verstärkt(1)