West System pump dispensers are calibrated for accurate dispensing and to avoid mess. Each Pump Kit comes with 1 x Resin Pump and 1 x Hardener Pump dispenser.
303 Series PUMP KIT (3:1)
Calibrated for the following West System kits with 207 Special Coating:
1L kit w/ 333mL hardener
4L kit w/ 1.33mL hardener
Approximate Ratios – Resin: 21ml / Hardener: 7ml
