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  • Grover 502C Roto-Grip Locking Rotomatic Tuners, 3-Per-Side, Chrome

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Buy from Amazon $75.65$49.98 $80.00 $68.33 $56.67 $45.00 Apr Jul Oct Jan Apr Jul Oct Jan Apr Jul 2014 2015 2016 $71.91, Jan 20 - Jan 27$73.80, Jan 27 1:32 pm$72.66, Jan 28 - Feb 11$72.66, Jan 28 - Feb 11$69.65, Feb 12 - Feb 13$72.66, Jan 28 - Feb 11$61.77, Feb 15 - Feb 16$72.66, Jan 28 - Feb 11$69.65, Feb 17 - Feb 23$72.66, Jan 28 - Feb 11$68.49, Feb 24 - Feb 25$72.61, Feb 26 - Mar 5$68.49, Feb 24 - Feb 25$71.91, Mar 6 - Mar 10$68.49, Feb 24 - Feb 25$71.65, Mar 11 - Mar 13$68.49, Feb 24 - Feb 25$70.14, Mar 14 - Apr 4$68.49, Feb 24 - Feb 25$69.90, Apr 4 7:38 pm$68.49, Feb 24 - Feb 25$68.76, Apr 6 11:59 am$68.49, Feb 24 - Feb 25$69.94, Apr 8 6:31 pm$68.49, Feb 24 - Feb 25$68.49, Feb 24 - Feb 25$67.27, Apr 10 4:04 am$65.76, Apr 14 - Apr 15$61.77, Apr 13 12:16 am$67.87, Apr 17 6:04 am$65.78, Apr 16 1:01 pm$71.36, Apr 18 - Apr 24$65.78, Apr 16 1:01 pm$71.36, Apr 18 - Apr 24$67.26, Apr 22 10:00 pm$67.26, Apr 22 10:00 pm$65.76, Apr 25 - Apr 30$71.36, Apr 30 - May 5$67.26, Apr 22 10:00 pm$71.36, Apr 30 - May 5$61.77, May 3 - Aug 11$65.66, May 6 10:49 pm$61.77, May 3 - Aug 11$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$60.55, Jun 20 - Jul 10$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$59.15, Jul 11 9:44 am$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$59.14, Jul 12 2:47 pm$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$59.15, Jul 15 3:07 am$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$59.17, Jul 17 8:05 pm$65.76, May 7 - Jul 20$61.77, May 3 - Aug 11$57.26, Jul 19 2:18 am$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$57.27, Jul 21 2:23 am$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$56.96, Jul 22 - Jul 24$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$53.82, Jul 25 - Jul 27$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$53.80, Jul 28 7:01 pm$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$53.78, Jul 30 - Jul 31$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$50.02, Aug 1 - Aug 2$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$49.99, Aug 3 6:38 am$64.04, Jul 21 - Aug 11$61.77, May 3 - Aug 11$49.98, Aug 5 6:40 am$63.68, Aug 12 - Aug 20$63.10, Aug 12 - Aug 22$49.98, Aug 5 6:40 am$63.68, Aug 12 - Aug 20$63.49, Aug 23 - Aug 31$49.98, Aug 5 6:40 am$68.62, Aug 24 - Aug 25$63.49, Aug 23 - Aug 31$49.98, Aug 5 6:40 am$75.07, Aug 26 - Sep 2$63.49, Aug 23 - Aug 31$49.98, Aug 5 6:40 am$73.47, Sep 3 2:06 pm$64.77, Sep 1 - Sep 4$49.98, Aug 5 6:40 am$72.08, Sep 5 12:44 pm$63.49, Sep 4 - Sep 22$49.98, Aug 5 6:40 am$74.72, Sep 7 10:39 am$63.49, Sep 4 - Sep 22$49.98, Aug 5 6:40 am$71.35, Sep 24 - Oct 1$63.49, Sep 24 - Oct 5$49.98, Aug 5 6:40 am$74.14, Oct 2 - Oct 10$63.49, Sep 24 - Oct 5$49.98, Aug 5 6:40 am$74.14, Oct 2 - Oct 10$64.77, Oct 6 - Oct 11$49.98, Aug 5 6:40 am$74.09, Oct 10 - Oct 27$64.95, Oct 11 - Nov 8$49.98, Aug 5 6:40 am$68.62, Oct 29 - Jan 16$64.95, Oct 11 - Nov 8$49.98, Aug 5 6:40 am$68.62, Oct 29 - Jan 16$63.49, Nov 9 - Nov 30$49.98, Aug 5 6:40 am$68.62, Oct 29 - Jan 16$63.49, Nov 9 - Nov 30$59.00, Nov 15 - Nov 23$68.62, Oct 29 - Jan 16$59.99, Dec 1 7:31 am$59.00, Nov 15 - Nov 23$68.62, Oct 29 - Jan 16$63.49, Dec 2 - Feb 4$59.00, Nov 15 - Nov 23$68.62, Oct 29 - Jan 16$63.80, Dec 5 7:53 am$63.49, Dec 2 - Feb 4$68.62, Oct 29 - Jan 16$63.81, Dec 7 7:30 am$63.49, Dec 2 - Feb 4$68.62, Oct 29 - Jan 16$63.49, Dec 2 - Feb 4$62.80, Dec 9 1:53 am$68.62, Oct 29 - Jan 16$63.82, Dec 12 - Dec 28$63.49, Dec 2 - Feb 4$68.62, Oct 29 - Jan 16$63.54, Dec 29 12:10 am$63.49, Dec 2 - Feb 4$68.62, Oct 29 - Jan 16$63.49, Dec 2 - Feb 4$62.77, Dec 30 - Dec 31$68.62, Oct 29 - Jan 16$63.82, Jan 2 - Jan 15$63.49, Dec 2 - Feb 4$74.04, Jan 17 - Feb 13$66.46, Jan 17 8:49 pm$63.49, Dec 2 - Feb 4$74.04, Jan 17 - Feb 13$66.64, Jan 18 - Feb 2$63.49, Dec 2 - Feb 4$74.04, Jan 17 - Feb 13$63.49, Dec 2 - Feb 4$61.81, Feb 4 4:02 am$74.04, Jan 17 - Feb 13$63.49, Feb 6 - Feb 14$63.47, Feb 6 2:34 am$74.04, Jan 17 - Feb 13$63.52, Feb 8 1:47 am$63.49, Feb 6 - Feb 14$74.04, Jan 17 - Feb 13$63.49, Feb 6 - Feb 14$62.56, Feb 10 9:57 am$74.04, Jan 17 - Feb 13$63.49, Feb 6 - Feb 14$61.75, Feb 12 9:52 am$74.04, Feb 14 - Mar 11$64.90, Feb 14 - Feb 21$58.19, Feb 14 10:35 pm$74.04, Feb 14 - Mar 11$64.90, Feb 14 - Feb 21$62.34, Feb 17 12:12 am$74.04, Feb 14 - Mar 11$64.90, Feb 14 - Feb 21$61.88, Feb 19 12:22 pm$74.04, Feb 14 - Mar 11$63.49, Feb 21 - Mar 1$61.18, Feb 21 12:27 am$74.04, Feb 14 - Mar 11$63.49, Feb 21 - Mar 1$60.24, Feb 23 1:12 am$74.04, Feb 14 - Mar 11$63.49, Feb 21 - Mar 1$59.28, Feb 26 1:37 am$74.04, Feb 14 - Mar 11$63.49, Feb 21 - Mar 1$58.25, Feb 28 4:05 am$74.04, Feb 14 - Mar 11$64.90, Mar 1 - Mar 3$57.36, Mar 2 12:35 pm$74.04, Feb 14 - Mar 11$63.49, Mar 3 - Mar 9$57.27, Mar 3 5:32 am$74.04, Feb 14 - Mar 11$64.95, Mar 9 - Mar 18$57.27, Mar 3 5:32 am$70.29, Mar 11 - Mar 13$64.95, Mar 9 - Mar 18$57.27, Mar 3 5:32 am$74.04, Mar 14 - Mar 26$64.95, Mar 9 - Mar 18$57.27, Mar 3 5:32 am$74.04, Mar 14 - Mar 26$64.90, Mar 19 - Apr 25$57.27, Mar 3 5:32 am$69.00, Mar 28 - Apr 8$64.90, Mar 19 - Apr 25$57.27, Mar 3 5:32 am$74.04, Apr 8 - Apr 10$64.90, Mar 19 - Apr 25$57.27, Mar 3 5:32 am$74.04, Apr 8 - Apr 10$65.34, Apr 18 10:56 pm$64.90, Mar 19 - Apr 25$74.04, Apr 8 - Apr 10$64.90, Mar 19 - Apr 25$58.20, Apr 19 - Apr 20$71.68, Apr 23 2:38 am$64.90, Mar 19 - Apr 25$64.82, Apr 21 4:41 pm$69.00, Apr 26 - May 3$64.90, Apr 26 - May 3$64.82, Apr 21 4:41 pm$66.23, May 3 - May 5$64.82, Apr 21 4:41 pm$64.00, May 3 - Jun 4$69.00, May 5 - May 8$64.82, Apr 21 4:41 pm$64.00, May 3 - Jun 4$68.03, May 9 - May 25$64.82, Apr 21 4:41 pm$64.00, May 3 - Jun 4$66.69, May 28 - May 29$64.82, Apr 21 4:41 pm$64.00, May 3 - Jun 4$66.68, May 30 - Jun 4$64.82, Apr 21 4:41 pm$64.00, May 3 - Jun 4$67.50, Jun 5 6:15 pm$64.90, Jun 5 - Jun 8$64.82, Apr 21 4:41 pm$67.51, Jun 6 11:51 pm$64.90, Jun 5 - Jun 8$64.82, Apr 21 4:41 pm$67.27, Jun 9 7:21 am$64.82, Apr 21 4:41 pm$64.50, Jun 9 7:21 am$66.42, Jun 11 - Jun 13$64.82, Apr 21 4:41 pm$63.61, Jun 11 - Jun 13$67.51, Jun 14 - Jun 16$64.90, Jun 14 - Jun 16$64.82, Apr 21 4:41 pm$66.79, Jun 18 2:34 pm$63.99, Jun 18 2:34 pm$56.77, Jun 18 2:34 pm$67.95, Jun 19 - Jun 21$63.61, Jun 19 - Jun 21$57.76, Jun 20 - Jun 21$69.06, Jun 22 - Jun 26$64.90, Jun 22 - Jul 11$58.70, Jun 22 - Jun 25$69.05, Jun 27 12:15 pm$64.90, Jun 22 - Jul 11$58.69, Jun 27 12:15 pm$70.66, Jun 29 2:17 pm$64.90, Jun 22 - Jul 11$60.06, Jun 29 2:17 pm$70.06, Jul 1 4:17 pm$64.90, Jun 22 - Jul 11$60.06, Jun 29 2:17 pm$69.95, Jul 3 7:41 pm$64.90, Jun 22 - Jul 11$60.06, Jun 29 2:17 pm$72.30, Jul 5 10:46 pm$64.90, Jun 22 - Jul 11$60.06, Jun 29 2:17 pm$68.05, Jul 8 4:28 am$64.90, Jun 22 - Jul 11$60.06, Jun 29 2:17 pm$73.98, Jul 9 - Jul 16$64.90, Jun 22 - Jul 11$60.06, Jun 29 2:17 pm$73.98, Jul 9 - Jul 16$64.95, Jul 12 8:39 am$60.06, Jun 29 2:17 pm$73.98, Jul 9 - Jul 16$64.90, Jul 13 - Jul 26$62.88, Jul 14 - Jul 15$73.98, Jul 19 - Jul 26$64.90, Jul 13 - Jul 26$56.57, Jul 19 6:05 am$73.98, Jul 19 - Jul 26$64.90, Jul 13 - Jul 26$59.18, Jul 20 - Jul 21$74.03, Jul 27 - Jul 28$64.95, Jul 27 - Jul 29$59.18, Jul 20 - Jul 21$73.98, Jul 29 - Jul 30$64.95, Jul 27 - Jul 29$59.18, Jul 20 - Jul 21$71.84, Jul 31 8:50 am$64.90, Jul 30 - Aug 15$59.18, Jul 20 - Jul 21$69.83, Aug 3 7:35 am$64.90, Jul 30 - Aug 15$59.18, Jul 20 - Jul 21$74.04, Aug 5 - Aug 11$64.90, Jul 30 - Aug 15$59.18, Jul 20 - Jul 21$72.86, Aug 12 3:20 am$64.90, Jul 30 - Aug 15$59.18, Jul 20 - Jul 21$71.31, Aug 14 1:41 am$64.90, Jul 30 - Aug 15$59.18, Jul 20 - Jul 21$73.18, Aug 15 2:09 am$64.90, Jul 30 - Aug 15$59.18, Jul 20 - Jul 21$72.97, Aug 17 11:37 pm$63.00, Aug 16 - Oct 30$59.18, Jul 20 - Jul 21$71.76, Aug 19 10:57 pm$63.00, Aug 16 - Oct 30$59.18, Jul 20 - Jul 21$70.28, Aug 22 11:04 pm$63.00, Aug 16 - Oct 30$59.18, Jul 20 - Jul 21$71.87, Aug 25 1:18 am$63.00, Aug 16 - Oct 30$59.18, Jul 20 - Jul 21$69.07, Aug 27 - Sep 4$63.00, Aug 16 - Oct 30$59.18, Jul 20 - Jul 21$68.16, Sep 6 8:08 am$63.00, Aug 16 - Oct 30$59.18, Jul 20 - Jul 21$69.99, Sep 8 11:14 am$63.00, Aug 16 - Oct 30$59.49, Sep 8 11:14 am$73.95, Sep 10 - Sep 11$63.00, Aug 16 - Oct 30$60.69, Sep 10 1:49 pm$69.63, Sep 13 1:20 pm$63.00, Aug 16 - Oct 30$59.19, Sep 13 1:20 pm$73.89, Sep 15 3:02 pm$63.00, Aug 16 - Oct 30$61.46, Sep 15 3:02 pm$71.86, Sep 17 2:58 pm$63.00, Aug 16 - Oct 30$61.08, Sep 17 2:58 pm$71.78, Sep 19 3:10 pm$63.00, Aug 16 - Oct 30$61.35, Sep 19 3:10 pm$71.32, Sep 21 4:07 pm$63.00, Aug 16 - Oct 30$56.44, Sep 21 4:07 pm$69.60, Sep 23 4:16 pm$63.00, Aug 16 - Oct 30$59.12, Sep 23 4:16 pm$72.29, Sep 25 5:43 pm$63.00, Aug 16 - Oct 30$62.20, Sep 25 5:43 pm$69.53, Sep 28 - Sep 30$63.00, Aug 16 - Oct 30$59.13, Sep 28 7:35 pm$69.53, Sep 28 - Sep 30$63.00, Aug 16 - Oct 30$59.16, Sep 30 - Oct 1$73.74, Oct 1 11:59 pm$63.00, Aug 16 - Oct 30$59.16, Sep 30 - Oct 1$69.01, Oct 4 - Oct 13$63.00, Aug 16 - Oct 30$61.46, Oct 5 4:00 am$69.01, Oct 4 - Oct 13$63.00, Aug 16 - Oct 30$62.07, Oct 6 - Oct 7$69.01, Oct 4 - Oct 13$63.00, Aug 16 - Oct 30$62.11, Oct 8 - Oct 13$72.97, Oct 15 11:55 pm$63.00, Aug 16 - Oct 30$62.74, Oct 15 11:55 pm$67.55, Oct 17 11:14 pm$63.00, Aug 16 - Oct 30$60.80, Oct 17 11:14 pm$69.01, Oct 19 - Oct 20$63.00, Aug 16 - Oct 30$61.39, Oct 19 10:23 pm$73.95, Oct 22 12:00 am$63.00, Aug 16 - Oct 30$62.77, Oct 22 12:00 am$71.92, Oct 24 12:12 am$63.84, Oct 24 12:12 am$63.00, Aug 16 - Oct 30$69.01, Oct 24 - Nov 9$63.00, Aug 16 - Oct 30$62.11, Oct 26 12:50 am$69.01, Oct 24 - Nov 9$63.00, Aug 16 - Oct 30$61.46, Oct 29 3:40 am$69.01, Oct 24 - Nov 9$61.10, Oct 31 6:15 am$59.96, Oct 31 - Jan 5$69.01, Oct 24 - Nov 9$60.73, Nov 2 6:12 am$59.96, Oct 31 - Jan 5$69.01, Oct 24 - Nov 9$59.96, Oct 31 - Jan 5$57.81, Nov 4 9:35 am$69.01, Oct 24 - Nov 9$59.96, Oct 31 - Jan 5$58.66, Nov 5 - Nov 9$69.04, Nov 10 10:45 pm$59.96, Oct 31 - Jan 5$58.68, Nov 10 - Nov 13$69.03, Nov 12 - Nov 13$59.96, Oct 31 - Jan 5$58.68, Nov 10 - Nov 13$66.21, Nov 15 7:46 am$59.96, Oct 31 - Jan 5$56.28, Nov 15 7:46 am$66.15, Nov 16 - Nov 23$59.96, Oct 31 - Jan 5$56.23, Nov 16 - Nov 23$69.03, Nov 24 - Nov 25$59.96, Oct 31 - Jan 5$58.68, Nov 24 - Nov 25$69.01, Nov 28 7:03 am$59.96, Oct 31 - Jan 5$56.21, Nov 28 7:03 am$69.02, Dec 2 - Dec 4$59.96, Oct 31 - Jan 5$59.62, Dec 2 12:08 am$69.02, Dec 2 - Dec 4$59.96, Oct 31 - Jan 5$59.36, Dec 4 11:57 am$69.01, Dec 5 - Dec 16$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$67.30, Dec 17 11:55 am$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$68.78, Dec 18 - Dec 21$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$75.53, Dec 23 9:42 pm$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$74.30, Dec 26 12:25 pm$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$75.61, Dec 27 9:00 pm$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$74.90, Dec 30 10:36 am$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$73.89, Jan 1 7:22 pm$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$71.80, Jan 4 5:49 am$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$72.60, Jan 5 11:29 am$59.96, Oct 31 - Jan 5$59.22, Dec 5 6:15 pm$69.05, Jan 8 12:01 am$63.00, Jan 6 - Jan 25$59.22, Dec 5 6:15 pm$73.97, Jan 9 - Jan 11$63.00, Jan 6 - Jan 25$59.22, Dec 5 6:15 pm$69.89, Jan 13 - Jan 14$63.00, Jan 6 - Jan 25$59.22, Dec 5 6:15 pm$67.30, Jan 15 - Jan 21$63.00, Jan 6 - Jan 25$59.22, Dec 5 6:15 pm$74.01, Jan 23 5:32 pm$63.00, Jan 6 - Jan 25$59.22, Dec 5 6:15 pm$69.95, Jan 25 12:22 am$63.00, Jan 6 - Jan 25$59.22, Dec 5 6:15 pm$64.99, Jan 27 5:07 pm$60.00, Jan 26 - Feb 8$59.22, Dec 5 6:15 pm$67.30, Jan 29 - Feb 2$60.00, Jan 26 - Feb 8$59.22, Dec 5 6:15 pm$69.11, Feb 3 - Feb 8$60.00, Jan 26 - Feb 8$59.22, Dec 5 6:15 pm$69.11, Feb 3 - Feb 8$60.00, Jan 26 - Feb 8$57.72, Feb 6 3:37 am$69.89, Feb 10 3:03 am$63.00, Feb 10 - Feb 14$57.72, Feb 6 3:37 am$73.98, Feb 11 11:09 am$63.00, Feb 10 - Feb 14$57.72, Feb 6 3:37 am$73.97, Feb 12 - Feb 14$63.00, Feb 10 - Feb 14$57.72, Feb 6 3:37 am$73.98, Feb 15 - Feb 18$64.90, Feb 15 - Feb 23$57.72, Feb 6 3:37 am$69.05, Feb 19 - Feb 23$64.90, Feb 15 - Feb 23$57.72, Feb 6 3:37 am$69.01, Feb 25 - Feb 29$59.90, Feb 25 - Feb 29$57.72, Feb 6 3:37 am$69.45, Mar 2 10:02 pm$64.95, Mar 2 - Mar 8$57.72, Feb 6 3:37 am$74.05, Mar 5 10:19 am$64.95, Mar 2 - Mar 8$57.72, Feb 6 3:37 am$70.62, Mar 8 7:18 am$64.95, Mar 2 - Mar 8$57.72, Feb 6 3:37 am$69.01, Mar 11 - Mar 17$59.90, Mar 11 - Apr 10$57.72, Feb 6 3:37 am$69.05, Mar 20 - Mar 29$59.90, Mar 11 - Apr 10$57.72, Feb 6 3:37 am$69.05, Mar 20 - Mar 29$59.90, Mar 11 - Apr 10$58.69, Mar 26 12:39 pm$69.05, Mar 20 - Mar 29$59.90, Mar 11 - Apr 10OOS $68.30, Apr 1 1:59 pm$59.90, Mar 11 - Apr 10$69.05, Apr 4 - Apr 7$59.90, Mar 11 - Apr 10$66.85, Apr 10 1:01 pm$59.90, Mar 11 - Apr 10$69.05, Apr 13 - Apr 19$61.62, Apr 13 1:26 pm$69.05, Apr 13 - Apr 19$59.90, Apr 16 - Apr 22$69.01, Apr 22 8:34 pm$59.90, Apr 16 - Apr 22 1,08318,437 12,500 6,250 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr Jun 2015 2016

Price Details

New

Latest $69.01 9 hrs ago
Highest $75.65 Dec 22, '15
Lowest $62.99 Apr 13, '14
Average $68.75 (30d avg)
$69.48 (90d avg)
$69.64 (180d avg)
$69.91 (365d avg)
$69.91 (Lifetime average)
Added Jan 20, 2014

3rd Party New

Latest $59.90 9 hrs ago
Highest $69.65 Feb 17, '14
Lowest $59.90 Apr 16, '16
Average $60.08 (30d avg)
$61.28 (90d avg)
$61.00 (180d avg)
$62.50 (365d avg)
$63.41 (Lifetime average)
Added Jan 20, 2014

3rd Party Used

Last Seen $58.69 Mar 26, '16
Highest $66.64 Jan 18, '15
Lowest $49.98 Aug 5, '14
Average $58.69 (30d avg)
$57.72 (90d avg)
$58.57 (180d avg)
$59.19 (365d avg)
$58.57 (Lifetime average)
Added Jan 20, 2014

Sales Rank

30 day average: 5,051
90 day average: 4,275

Product Description

Chrome, 3 Per Side. These locking machine heads utilize the famous 18:1 Rotomatic design with a "thumb screw" mechanism which locks the string into place. Insert the string through the post hole, wrap around once, then lock by tightening with the thumb screw. Perfect replacement for the most standard machine heads. Includes all mounting hardware.

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