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AAPK's Member Store Program
Existing Seller?New To Selling at AAPK?Need an affordable and effective way to buy and sell knives online?
AAPK has created a fantastic high value service for our members in good standing that includes:
- * Free set-up
- * No listing fees
- * 3% commission
Visit our getting started page now for more details!
If you have questions, comments, or concerns regarding this program, contact us anytime!
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Browse The Media Content AAPK Members Are Sharing
Knife related articles contributed by the fine members of AAPK
Maximize Profits in Factory Manufactured Knife Collecting
A Day At The Sheffield Cutlery-Works
John Primble & Belknap Hardware
Interview With Knife World Magazine Editor, Mark Zalesky
Photo Content
The AAPK image gallery contains 7289 pictures for your viewing pleasure.
Visit The AAPK Image Gallery To See All Of Our Member's Pictures >
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Recent Conversation Topics
- For Sale: 7 Schrade Fixed Blade Knives
- Robeson stockman
- For Sale: 3 Schrade Walden Pocket Knives
- Parts For the Schrade Mechanics
- For Sale: 3 Large Schrade Knives
- Case337-6”Q pommel ??
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- Ka-Bar Tecnocut KT 2604
- Craftsman Fixed Blade
- Want 73 User or New Bone or Stag
- August 9, 1945
- Stag GEC 47 Viper for other GEC's
- soe single blade jackknife
- A.B.L. Belgian Army 1951 "Rigging" Knife Resto
- 140 am here. Aka playing with knives. 1979 bronco fun too!
Recent Q&A Topics
- What i made today
- German Pocket Knife
- Shapleigh and unknown, who made this pair?
- How old is this Joseph Rodgers pocket knife
- Olesn howard city knives
- Help With Case O59L Dot Pattern
- Original Tidax, Gebr. Stamm, Bristol Line....
- What are the tools on this knife?
- Does anyone know what these numbers mean?
- Not exactly a pocket knife...
Current AAPK Stats
Case XX 4100 Citrus Tester knife price guide
Be sure to check out the W.R. Case pocket knives up for sale in the AAPK member store when you get finished with the knife value guides!
| Year | Pattern Number | Handle Description | Other Discerning Features | Estimated Market Value |
| 4100 SS | white composite | serrated blade | $850.00 | |
| 4100 SS | white composite | large stamp | $240.00 | |
| 4200 SS | white composite | no | $240.00 | |
| 4200 SS | white composite | no | $195.00 | |
| 4200 SS | white composite | no | $205.00 | |
| 4200 SS | white composite | no | $155.00 | |
| 4200 SS | white composite | no | $150.00 | |
| 1959- 1964 | 4100 SS | white composite | no | $205.00 |
| 1965 - 1969 | 4100 SS | white composite | small stamp | $225.00 |
| 1970 | 4100 SS | white composite | no | $250.00 |
| 1971 | 4100 SS | white composite | no | $96.00 |
| 1971 | 4200 SS | white composite | no | $160.00 |
| 1973 | 4100 SS | white composite | no | $98.00 |
| 1974 | 4100 SS | white composite | no | $92.00 |
| Browse by pattern: | ||
Have Case or Case Classic pocket Knives for sale? AAPK offers exciting selling oportunities!
If you are a regular seller of knives, you definitely need to check out our knife specific retail platform. It is an extraordinary venue for buying & selling knives. Inventory turnover is great & the commission rate is incredibly low. Visit our getting started selling page to learn more!
If you are not a knife retailer and just have a few knives, or a collection of knives you want to sell; many of our members buy knives & knife collections of all sizes. If you would like to get offers, contact us & tell us what you've got. We'll pass your info on to the many buyers who may be interested.