Amazon.com: KonHaovF 182PCS Gear and Axle Set for Technic Parts Compatible with Major Brand Technic Parts, DIY Gears Assortment Pack(Liftarm, Pins, Axles, Connectors) for Technic Building Blocks Set : Toys & Games
Flix-Brix.de - LEGO® Ersatzteile, Einzelsteine, Minifiguren und Sets (FlixBrix)
Any Uses for These Unusual Lego "LIftarms"? - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
Lego Technic Liftarm 1 x 3 Thin Parts Pieces Lot ALL COLORS | eBay
Lego® Technic 71708 Liftarm L-Shape 2x3 with Axle and Pin Holes (black)