Victor 0781 5183 New Edge™ ESS7 200 540 High Flow Single Stage Oxygen Regulator miller safety For connection of PTA 9 or For connection of PTA 9 or PTA 17V torches (1 piece cable) to power sources without gas passing through the Twist Mate™ connection PRODUCT NUMBER DIAMETER THICKNESS ARBOR TYPE GRADE 11L211 2" 1 16" 5 16" 1 A 24 ZIP 11L213 2" 1 16" 1 8" 1 A 24 ZIP 11L221 2" 1 8" 5 16" 1 A 24 ZIP 11L223 2" 1 8" 3 8" 1 A 24 ZIP 11L231 2" 1 4" 5 16" 1 A 24 ZIP 11L233 2" 1 4" 3 8" 1 A 24 ZIP 11L251 2" 1 2" 5 16" 1 A 24 ZIP 11L253 2" 1 2" 3 8" 1 A 24 ZIP 11L302 3" 1 32" 1 4" 1 A 60 ZIP 11L303 3" 1 32" 3 8" 1 A 60 ZIP 11L312 3" 1 16" 1 4" 1 A 24 ZIP 11L313 3" 1 16" 3 8" 1 A 24 ZIP 11L322 3" 1 8" 1 4" 1 A 24 ZIP 11L323 3" 1 8" 3 8" 1 A 24 ZIP 11L333 3" 1 4" 3 8" 1 A 24 ZIP 11L353 3" 1 2" 3 8" 1 A 24 ZIP 11L403 4" 1 32" 3 8" 1 A 60 ZIP 11L405 4" 1 32" 5 8" 1 A 60 ZIP 11L413 4" 1 16" 3 8" 1 A 24 ZIP 11L415 4" 1 16" 5 8" 1 A 24 ZIP 11L423 4" 1 8" 3 8" 1 A 24 ZIP 11L433 4" 1 4" 3 8" 1 A 24 ZIP 11L453 4" 1 2" 3 8" 1 A 24 ZIP Specifications: Durable and compact design make these regulators stand up to tough conditions