• Vial assemblies for Prism Poles and Replacement Bubbles (Fish-eye) for the Vial Assembly.
• Complete Assemblies or Bubble vial ONLY
• Assemblies for 1.5 OD Poles, or 1 OD TLV Locks
• The Vial Assemblies come with a 40-minute, 20-minute or 8-minute Vial and Holder 
• Bubble Vials come in 40-minute, 20-minute, or 8-minute accuracy, and include the screws
• Buy a whole assembly or a separate bubble to increase your vial assembly accuracy.

Option Details:

• Item# 5070-051-40, For 1-1/2 Diameter Poles, 40-min Vial Assembly
• Item# 5070-051-20, For 1-1/2 Diameter Poles, 20-min Vial Assembly
• Item# 5070-051-08, For 1-1/2 Diameter Poles, 8-min Vial Assembly
• Item# 5500-064-40, For 1 Diameter TLV Pole, 40-min Vial Assembly
• Item# 5500-064-20, For 1 Diameter TLV Pole, 20-min Vial Assembly
• Item# 5500-064-08, For 1 Diameter TLV Pole, 8-min Vial Assembly
• Item# D11232, Bubble Vial Only, 40-min Vial with Screws, (11/16th diameter (w/ about 7/16" between holes))
• Item# D11233, Bubble Vial Only, 20-min Vial with Screws, (11/16th diameter (w/ about 7/16" between holes))
• Item# D11234, Bubble Vial Only, 8-min Vial with Screws, (11/16th diameter (w/ about 7/16" between holes))

LOOKING FOR TOP ADJUST TRIANGLE VIALs and 1-1/4" Vial Assemblies, See this Link here.