Saint-Gobain BL135125BK Barblock Tubing Retainer 1/4" × 3/8" – Black (500 Ct) New, Expires 04/06/2026

Saint-Gobain® BL135125BK Barblock Tubing Retainers are designed to securely lock tubing connections in laboratory, industrial, and fluid-handling applications. Engineered for reliability, these retainers help prevent tubing slippage and maintain consistent system performance under pressure.

This listing includes 500 brand-new tubing retainers, packaged as two sealed bags of 250 each, with a guaranteed expiration date of April 6, 2026. Ideal for OEMs, laboratories, manufacturing facilities, and maintenance operations requiring dependable tubing retention. Free shipping.

Orders ship via USPS, FedEx or UPS depending on the purchase price, size and weight.

Will only ship to the lower 48 states. No international shipping.