Marine Rope Guards: Size: 1/4" to 2" diameter; Grade: High-abrasion resistance; Material: Polyethylene or PVC; Buoyancy: Varies by material, typically buoyant; Viscosity: N/A.
Rigging Systems: Size: 3/8" to 1-1/2" diameter; Grade: High-tensile strength (e.g., 3-strand, double-braided); Material: Polyester, nylon, or Dyneema; Buoyancy: Depends on material (nylon sinks, polyester neutral); Viscosity: N/A.