ElectricianSupplies.com stocks 1,000's of items including Marrette - 331P -- 1 Each. Quality Customer Care is our first priority - try calling us at 800-448-2014. We do stock Marrette - 331P -- 1 Each and they usually ship within #time#. We work very hard to honor our shipping and delivery estimates! ElectricianSupplies.com is proud to represent 3M. We never sell unproven off-brand products. ElectricianSupplies.com has been supporting Electricians and Engineers since 1989 - count on us for dependable delivery and secure shopping!