Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: OKUMA Classic Pro XP Levelwind Trolling Reel
Product description: The Classic Pro reel is made with a lightweight corrosion resistant frame and side plates, corrosion resistant graphite spool, and a stainless steel reel foot for strength. The Classic CL and CLX features a bushing drive, a dependable multi-disc Rubidium drag system, aluminum power handle with T-style knobs, self lubricating gear system, and a stainless steel levelwind line guide system.
Product feature: 2 Bearings, Gear Ratio: 5.1:1, Line Capacity: 20/420, Weight: 12.8 ounces
Product brand: OKUMA
Target attributes: Weight
Answer: attribute: weight
value: None
source: None