BMW ski and snowboard holder, extendable at the side
Amazon.com: ERKUL Ski Rack for Car Roof - Universal Ski & Snowboard Car Racks with Anti-Theft Lock and Extension with Sliding Rail, 35" Fits Up to 6 Pairs of Skis or 4
Thule Flat Top Rack-Mounted Ski/Snowboard Carrier - Carries 6 Pairs of ~ VM1PZ7855100G
Ski and Snowboard Rack - Audi NZ
Soft Top car roof rack?!? - Gear Talk - Newschoolers.com