+2+1 is +2 inches on each side and 1 inch forward. I would recommend just +2s without the +1 forward.
I have Burgard. I haven't had a single problem. Lonestars old ball joints used to be a prob(They have since been fixed), and you can't go wrong with the higher end, more expensive brands such as Roll Design, Laeger, Walsh...
2001 416EX with Sparks X-6, FCR 39mm, ELKA Triple rates with cans, Burgard +3+1 A-Arms, Elka Linkage with Custom Axis Rear shock, Denton Steering Stabilizer, WISECO 87mm 11:1 with Hotcams Stage II, FDO Heavy Duty Head Studs, WB Rev Box, K&N Air Filter, Cascade Parking Brake Blockoff, AC racing Pro Peg nerfs, Renthal Sprockets, Renthal bars, DG bumper, DG Swing arm Skid, RPM 2+2 axle, speed locknut, Magura Jack Hydraulic Clutch
1988 TRX350R ported by NRPD, ESR TRX5, PWK 38mm A/S, Gibson Long Travel A-Arms, Elka Quad Rate longtravels, Laeger Swinger, ESR reed block
2007 CBR1000RR, Akrapovic Full Race, Comp Werks FE, DynoJet PCIII, ShoGun Sliders