16 tooth 1/2" x 1/8" freewheel Sprocket. Dicta Brand. 1.375 x 24 Right hand threads.
Use 410, 410H or #43 chain. Four prong easy off design.
Can be used with the NuVinci kits, no spot welding needed when used on the gear box.
We have many different sizes of ID's with key way and some with two set screws.
SHCS = Socket Head Cap Screw. A 6mm SHCS requires a 5mm Allen wrench
15 mm ID with a 4mm key way and two 6 mm x 1.0 x 16 mm long SHCS
5/8" ID with 3/16" key way and two 6 mm x 1.0 x 16 mm long SHCS
17 mm ID with 4mm key way, ½” wide, No set screws.
3/4" or .7505" ID with 3/16" key way and two 6 mm x 1.0 x 16mm long SHCS
7/8" or .8755" ID with 3/16" key way and two 6mm x 1.0 x 16mm long SHCS
1" or 1.005" ID with 1/4" key way and two 6mm x 1.0 x 16mm long SHCS