Ana amfani da JDS-3 misali mai amfani da hannu don auna dangantakar yawan ƙasa da ruwa, don haka ƙayyade mafi girman bushewa da mafi kyawun ruwa. Kayan aiki ne mai sauƙi da nauyi dacewa, da nauyin tuƙuru za a iya maye gurbin daga 2.5kg zuwa 4.5kg. da nauyin tuƙuru da sauka tsayi za a iya daidaitawa don dacewa da daban-daban gwajin bukatun.

Main fasaha nuna alama:

1. Yi wuka: 2.5kg, 4.5kg

2. Shooting tsayi: biyu faduwa tsayi zaɓi: 305mm ko 457mm

3. gwajin mold: Ø102 x 116mm, Ø152 x 116mm

4. Kayan aikin girma: 270 x 270 x 850mm (L x W x H)

5. Kayan aiki nauyi: 14kg