Product image 1, can be opened in a modal.
SPY 303MF          DOUBLE STUFF

SPY 303MF DOUBLE STUFF

Regular price $60.00 USD
Regular price $60.00 USD Sale price $60.00 USD
Shipping calculated at checkout.
  • In stock
  • Inventory on the way

Spyderco 303MF Double Stuff Sharpening Stone Ceramic Stone Sharpener Medium/Fine Black/White
The Doublestuff is the 303F (fine grit) and the 303M (medium grit) bonded together to create a tool with a variety of sharpening options. Use dry, without oil, water or lubricants and clean with a plastic scouring pad and powdered abrasive cleanser. This pocket stone is packaged in a leather carrying case. Made in the USA.




Type: Sharpening Stone
Open Length: 5"
Sheath: Leather
Handle Description: N/A
Sharpener Material: Ceramic Stone
Sharpener Type: Medium/Fine
Shipping & Returns
  • Shipping methods and estimated delivery dates
  • Shipping cost or free shipping info
  • Return policy summary
  • Country-specific shipping details
SPY 303MF          DOUBLE STUFF

SPY 303MF DOUBLE STUFF

Regular price $60.00 USD
Regular price $60.00 USD Sale price $60.00 USD

Perfect daypack for everyday carry

I’ve been using this backpack as my daily carry bag, and it’s absolutely brilliant. Compact, tough, and surprisingly spacious for its size. It fits my water bottle, lunch, tools, and even a small tablet with no problem. The MOLLE webbing makes it super customizable. Can’t recommend it enough for urban or light outdoor use!

— Marko Mäkinen

Ideal for short hikes and versatile use

This backpack its the sweet spot between size and functionality. I’ve taken it on weekend hikes and as a travel companion—it performs flawlessly. It’s built like a tank, comfortable to wear for long stretches, and the internal frame adds excellent support. Definitely worth every penny!

— Just Me

Serious gear for serious adventures

I’ve used this backpack on multi-day treks and it’s a beast. The build quality is outstanding—everything from the zippers to the straps feels durable and reliable. The side pouch system and internal organization make packing efficient. It’s the best large pack I’ve ever owned for backcountry trips.

— Mike Hiker

The ultimate load hauler

If you need a pack that can handle serious gear and harsh conditions, this is it. I use it for hunting and winter expeditions—it swallows everything I throw at it and distributes weight beautifully. The modular design lets me adapt it to any mission. Truly a professional-grade backpack.

— Author's name