Mechanical Stopwatch Zoology Model Versatile Design: Features two metal

Versatile Design: Features two metal frames connected by a pivoted link

Size: 120mm x 120mm x 460mm

Dominoes are in bright colors and preprinted with most-often-used consonants and word families

and group activities

Advanced - 23cm x 19cm x 5cm/360g

Mechanical Stopwatch Zoology Model Versatile Design: Features two metalIncluded: Stainless Steel Mechanical Stopwatch Metallic Balance Nickel Alloy Hairspring + Anchor escapement. Premium Quality: Stopwatch is made of high quality, heavy duty, stainless steel. Ideal craftmanship through and through. Can withstand high temperatures, mechanical & thermal shocks. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes