OS SPEED B2103 Inner Head Button For B2103 TypeS, B2103 TypeR Nitro Engines – 2BN04100

For sale is brand new in packet OS SPEED B2103 Inner Head Button  For B2103 TypeS, B2103 TypeR Nitro Engines – 2BN04100. Suitable for turbo glow plugs. Packet contents = one inner head button and one o-ring.