PCA Sliplock PCA Sliplock Description Three-pin stainless steel quick-connect coupling. Metal collar is attached with a worm gear clamp to PCA hose. REQUEST A QUOTE Contact Information Product Attributes Locking Style: Pin-Lock J-Lock Notes and/or comments Please check the captcha box to proceed SUBMIT REQUEST FORM Specifications Specifications Available sizes (OD): 4″, 8″, 12″, 14″ & 24″.