Estes 3161 NC-20 Nose Cone Pack, 4 Count – Plastic Model Rocket Nose Cones for BT-20 Body Tubes Learn how propellers and sails

Learn how propellers and sails work

Note: Rechargeable batteries are not included

5/32" & 3/16" diameter steel & aluminum rivets

Compact and heavy duty housing case

Continuity and others

Estes 3161 NC-20 Nose Cone Pack, 4 Count – Plastic Model Rocket Nose Cones for BT-20 Body Tubes Learn how propellers and sailsEstes NC 20 Nose Cone Pack includes 4 nose cones that fit BT 20 body tubes Assorted lengths and shapes (all same diameter) Also includes 4 nose cone pins that can be glued into the nose cones to allow a parachute and shock cord to be attached Please verify that these are compatible with your model rocket before ordering