Monster Overview: Equip your wiring projects with SES Opti-Seal™ Blue Crimp and Seal Long-Neck Ring Terminal Connectors. Designed for 16–14 AWG wire, these waterproof* terminals feature a crystal-clear adhesive-lined heat shrink sleeve and long barrel neck that ensures compatibility with stacked connections and tight spaces. Made in the USA and RoHS compliant, each ring terminal features a seamless barrel for superior conductivity and strength. The clear tubing lets you visually verify full crimp coverage and adhesive flow for a dependable sealed termination every time. Monster Features: Brand: SES Opti-Seal™ Connector Type: Long-Neck Ring Terminal Seal Type: Crimp & Seal with crystal-clear adhesive-lined tubing Made in: USA Design: Long neck for easier stacking and secure shrink seal Tubing: Adhesive-lined polyolefin, 3:1 shrink ratio Waterproof Rating: IP67 when properly installed* Compliance: RoHS compliant Monster Specifications: Color Code: Clear with Blue Stripe Wire Gauge: 16–14 AWG Available Part #s: OS114-06, OS114-08, OS114-10, OS114-14, OS114-516, OS115-38 Seam Type: Seamless barrel Material: Tinned copper + clear adhesive-lined heat shrink tubing Installation Instructions: Strip wire to 5/16" (8 mm) Insert wire fully into barrel Crimp securely using a ratcheting crimp tool Apply heat evenly until tubing shrinks and adhesive seals around insulation For best results: Use a heat tool capable of 1000 °F (538 °C). Avoid overheating or isolating flame. Rotate connector during heating for even shrink and sealing. Order Yours Today from Monster Bolts! SES Opti-Seal Blue Long-Neck Ring Terminals offer a rugged, waterproof seal with superior installation visibility. Perfect for marine, trailer, and automotive use—Monster Bolts has them in stock and ships fast! * There is no official UL standard for “waterproof” connectors. When properly installed, these connectors typically meet IP67: dust-tight and protected from temporary immersion (15 cm to 1 m for up to 30 minutes).