Model size: 36 x 4.9 x 39 in Package size: 14.9 x 6.7 x 2 in Number of parts: 504 Level:  Advanced Assembly Time: 7 hours Recommended Age: 14+

Model size: 16.7*7.3*11.6 in (42.5*18.5*29.5cm) Package size: 14.9*6.7*2 in (37.8*17*5 cm) Number of components: 402 Estimated time of assembly: 9 hours Level: Advanced

Model size: 8.9 x 3.1 x 3.3 in  Package size: 14.9 x 6.7 x 1.1 in Number of parts: 246 Level: Medium Assembly Time: 6 hours Recommended Age: 14+ Kit weight: 1.48 lbs Manufacturer: UGears

Model size: 7.7 x 2.6 x 5.9 in  Package size: 14.9 x 6.7 x 1.1 in Number of parts: 268 Level: Medium Assembly Time: 6 hours Recommended Age: 14+ Kit weight: 1.59 lbs Manufacturer: UGears

Model Size: 15.9 x 10.2 x 12 in Package size: 14.9 x 6.7 x 1.3 in Number of parts: 249 Level: Medium Assembly Time: 5 hours Recommended Age: 14+

Model size: 11.2 x 11 x 4.7 in  Package size: 14.9 x 6.7 x 2 in Number of parts: 573 Level: Medium Assembly Time: 8 hours Recommended Age: 14+

Number of components: 460 Estimated time of assembly: 8 hours Level: Advanced

Number of components: 337 Estimated time of assembly: 7 hours Level: Advanced

Model size: 15.3x4.7x5.1 in Package size:  14.9x6.7x1.2 in Number of parts: 321 Level: Advanced Assembly Time: 8 hours Recommended Age: 14+ Kit weight: 1.57 lbs

Number of components: 315 Estimated time of assembly: 5 hours Level: Advanced

Number of components: 266 Estimated time of assembly: 6 hours Level: Advanced

Model size: 10.4 x 9.6 x 4.9in Package size: 14.9 x 6.7 x 1.3 in Number of parts: 354 Level: Medium Assembly Time: 8 hours Recommended Age: 14+ Kit weight: 1.64 lbs