Wow, I didnt know they had these new Penton Mouth Guards out.
http://cgi.ebay.com/ebaymotors/Vintage-Motocross-protective-mouth-gear-Penton-Bultaco-_W0QQcmdZViewItemQQhashZitem2561574629QQitemZ160546899497QQptZApparelQ5fMerchandise
1986 ISDE Italy
1987 ISDE Poland
1989 ISDE Germany
1973 Jackpiner 175
1974 Penton 250 Harescrambler
1976 Husky 250CR
1985 Husky 400WRX
1985 Husky 400WR
All Dirt bikers should have a set of these. If you do knock your teeth out you could use these till you get them fixed.
Doug Bridges
73 Jackpiner
74 Rickman Zundapp
78 Suzuki PE175
82 XR200R