Portland design works Sparrow Cage Standard Alloy Rose Gold Braze-on MFPN=11A00519 and the internally cabled frame

and the internally cabled frame is powder coated for durability

Cold forged

Produced from 7050 alloy then butted and tapered for optimal fatigue life

6 double tooth pawls (3 engage at a time)

Portland design works Sparrow Cage Standard Alloy Rose Gold Braze-on MFPN=11A00519 and the internally cabled frameMade from a single sheet of lightweight 5052 alloy. The Sparrow`s wings fold in to securely cradle your water bottle and the cut outs help keep the cage light. Holds stainless steel bottles and standard bottles securely. Includes stainless steel bolts for installation. Get a Sparrow and make your ride fly. 52g TECH SPECS Vendor Portland design works Manufacture Number 526 Model Name Sparrow Cage Category Hydration