The 
Umarex NXG CB Robin Expert Set
 is a compound bow kit designed for various ages due to its high adjustability in both draw weight and length, making it a good entry-level option. 
Key Specifications
According to product descriptions from retailers like Just Air Guns and Southpoint Firearms, the specifications for the 
Umarex NXG CB Robin Expert Set
 are as follows: 
Attribute 
Specification
Draw Weight
15 - 29 lbs (adjustable)
Length (Overall)
705 mm (approx. 27.8 inches)
Material (Limbs)
Durable ABS
Material (Grip)
Robust FRN (Fiber Reinforced Nylon)
Sights
Precise 1-dot fiber sight with bubble level and peep sight
Handling
Right-handed
Arrow Rest
Whisker biscuit (universal arrow compatibility)
Weight
1420 g (approx. 3.1 lbs)
In the Box
The expert set is comprehensive, including several accessories to get started right away: 
Assembled Umarex NXG CB Robin Expert Compound Bow
4 Umarex arrows
Bolt-on quiver
Arm guard
Tool
Paper target