Skip to main content
Dorsey Metrology International
1-845-454-3111
Products
Indicating Devices
Jam Proof Dial Indicators
Traditional Dial Indicators
Dial Indicating Units
Digital Indicators
Accessories
Indicator Tools
Direct Reading Gages
Thickness gages
Bench Gages
Countersink & Chamfer Gages
Comparator Stands
Bearing Radial Play Gage
Standard Depth Gage
"V" Base Dial Depth Gage
DDG Series Depth Gages
DDGM Setmasters
MDG Series Depth Gages
CPF Concentricity Fixture
CPF-1 Concentricity Fixture
CPF-2 Concentricity Fixture
P-CPF-33824 Concentricity Fixture
ID/OD Gages
DBL Series Bore Gages
DBL Offset Series Bore Gages
Standard Series Bore Gages
Internal Pitch Diameter Bore Gages
Indicating Plug Gages
RLBG Series Bore Gages
Easy Bore Series Bore Gages
Pin Type Dial Bore Gages
Indicating Disc Gage
Universal Gage - ID/OD/Location Thickness
DYN Groove Gage
DYS Groove Gages
Jaw Gage
Versatile Snap Gage
SDN Style Snap Gages
SSG Style Snap Gages
Long Range Snap Gages
Plug, Pin, Thread Gages
BC Universal ID/OD Bench Comparators
Large Diameter Gages
LDA Series Large Diameter Gages
LDF Series Large Diameter Gages
LBBS Series Large Diameter Gages
LDDA Series Large Diameter Gages
LDDF Series Large Diameter Gages
LDLTA Series Large Diameter Gages
LDLTF Series Large Diameter Gages
LDVA Series Large DIameter Gages
LDRA Series Large Diameter Gages
LDAR Series Large Diameter Gages
Midget Reed Gages
LDR Series Large Diameter Gages
LDB Series Large Diameter Gages
Carbon Fiber C Frame Gages
Optical Comparators
Optical Comparators Summary
14HE Optical Comparator
14H Optical Comparator
16H Optical Comparator
16VS Optical Comparator
24P Optical Comparator
32P Optical Comparator
Metlogix M2 Readout
Optical Comparator Charts
8700 Series Video Inspection System
9100 Series Video Inspection System
9700 Series Video Inspection System
Model 2600 Horizontal Beam
Setmasters
Adjustable Bore Gage Setmasters
Disc Masters
Ring Masters
PMA Series Adjustable Setmasters
SMA Setmasters
SMF Series Fixed Frame Setmaster
SMVA Setmasters
SSM Series Solid Frame Setmaster
Services
Calibration
Contract Manufacturing
Engineering
Repair Services
Shop Dorsey
Shop Online
Support
Download Catalog
Tutorials and Instructions
Videos
Product Guides
Certifications
Parts Breakdown
Request Information
Send A Drawing
Downloads
RMA Request
S-T Industries Support
News
Contact us
About Dorsey Metrology
Careers
Search
Search
Home
Request a Quote
Part Number
47071-4
4” Extension
Dorsey Metrology International