P661-B?is one of the most popular RUIKE models. Rebuilt with 154CM?blade, titanium handle , now it comes the fully upgraded M661-TZ.

Specifications:

• Blade Material: 154CM stainless steel (58~60 HRC)

• Handle Material: TC4 titanium + G10

• Overall Length: 169mm/ 6.65?

• Blade Length: 74 mm / 2.91″

• Blade Thickness: 3.5 mm / 0.14″

• Weight: 60 g / 2.12 oz

• Opening:?(Manual) Thumb stud

• Locking: Frame lock

• Finish:Bead blast