External Site Gauge for 2000 Gallon DeLaval Bulk Tank. by Larry Benner $240.00 Category Cooling Location Pennsylvania External Site Gauge for 2000 Gallon DeLaval Bulk Tank. Price is per 1 available. Ref# LB1061 Send Message Phone (717) 437-3605 Name * Email * Phone * Subject * Part#/DTCS/Ref# * Message * Captcha Captcha Website Address Suzanne