2 inch patio umbrella base YZZHAJ Holder Heavy-Duty Adjustable Metal Sun Umbrella Clamp Stand Umbrella Clamp Mount Bracket for Deck Railing，Outdoor Courtyard,Balcony,Boats（Fit Max OD inch） (2) : Patio, Lawn & Garden PF_No Color (Checked) Color:All Neon Green Prop: Live - Q&A giving you the flexibility

2 inch patio umbrella base YZZHAJ Holder Heavy-Duty Adjustable Metal Sun Umbrella Clamp Stand Umbrella Clamp Mount Bracket for Deck Railing，Outdoor Courtyard,Balcony,Boats（Fit Max OD inch） (2) : Patio, Lawn & Garden PF_No Color (Checked) Color:All Neon Green Prop: Live - Q&A giving you the flexibility

Prop: Live - Q&A with Evil Ted Smith - 4/9/2015

In the case of helmets with a detachable chinbar, the chinbar is usually attached by hinges or clamping systems, which can affect their structural integrity in the event of severe impacts

PF_No Color (Checked)

Color:All Neon Green

Of course, at $1000 or more extra, this is quite the investment

giving you the flexibility to dial in stability based on your setup