Stainless Roller Contact Point for Dial Indicators, Prevents Bike Rim from Scratching While Continuous Testing, Suit for most Bike Wheel Turning Stand - Walmart.com
2x M2.5 Dial Indicator Contact Point Depth Gauge Roller Measuring Tip Parts | eBay
Starrett 25W Dial Indicator Roller Contact Point – Accessory for 25 Series Dial Indicators - #4 - #48 Screw Thread, Hardened Roller with 3/8” (9.5mm) Diameter for Continuous Gage: Test Indicators: Amazon.com: Industrial & Scientific
Roller Contact Point for Dial Indicator Roller Depth Gauge Tool 10mm Diameter M2.5 Thread Wheel with Check Nut Bike Rim Tester - AliExpress
Dial Gauge - Roller Contact Point | MITUTOYO | MISUMI
M2.5 Threaded Dial Indicator Contact Point Roller Tip Wheel Replacement - Bicycle Repair Tools - AliExpress