Halcyon Stainless Steel Backplate w/ Harness and Cinch

By Halcyon Manufacturing | SKU: 10.510.111 | Standard Size | Heavy-Duty Cold-Water Rig w/ Cinch System

Combine ultimate cold-water negative ballast with effortless harness sizing using the Halcyon Stainless Steel Backplate with Harness and Cinch Quick-Adjust System (10.510.111). Featuring Halcyon’s passivated 5.5 lb (2.5 kg) 316 marine-grade stainless steel backplate paired with their patented Cinch harness adapter, this rig allows you to smoothly adjust shoulder strap sizing on the fly while retaining a true continuous webbing loop.

Available at International Diving Centre—Vancouver's technical diving headquarters—this factory-assembled system provides built-in ballast along your spine to offload weight from your waist belt. Pre-fitted with 2-inch nylon webbing, passivated stainless steel D-rings, tri-glides, waist buckle, and crotch strap assembly, it pairs seamlessly with any Halcyon single or double tank wing.

Key Performance Features

• High-Grade 316 Stainless Steel: 5.5 lb (2.5 kg) passivated plate delivers vital negative ballast for optimal horizontal trim in drysuits and thick wetsuits.
• Halcyon Cinch System Included: Allows effortless, push-button-free adjustment of harness shoulder straps without breaking the continuous webbing loop.
• Complete Stainless Hardware Kit: Includes pre-bent shoulder D-rings, waist D-rings, tri-glide retainers, stainless waist buckle, and crotch strap assembly.
• Integrated Light & Weight Pocket Slots: Features specialized Cinch slider plates that keep light canisters and weight pockets locked securely in place during adjustment.
• Universal Wing Compatibility: Standard 11-inch bolt spacing fits all Halcyon single-tank (Eclipse) and double-tank wings (Evolve, Legend).

Technical Specifications